diff --git a/src/V3AstNodes.h b/src/V3AstNodes.h
index 62c1f1e4f..db0f10f04 100644
--- a/src/V3AstNodes.h
+++ b/src/V3AstNodes.h
@@ -86,42 +86,42 @@ public:
     }
     AstConst(FileLine* fl, uint32_t num)
         : AstNodeMath(fl)
-        , m_num(V3Number(this, 32, num)) {
+        , m_num(this, 32, num) {
         dtypeSetLogicSized(m_num.width(), 0, AstNumeric::UNSIGNED);
     }
     class Unsized32 {};  // for creator type-overload selection
     AstConst(FileLine* fl, Unsized32, uint32_t num)  // Unsized 32-bit integer of specified value
         : AstNodeMath(fl)
-        , m_num(V3Number(this, 32, num)) {
+        , m_num(this, 32, num) {
         m_num.width(32, false);
         dtypeSetLogicSized(32, m_num.widthMin(), AstNumeric::UNSIGNED);
     }
     class Signed32 {};  // for creator type-overload selection
     AstConst(FileLine* fl, Signed32, int32_t num)  // Signed 32-bit integer of specified value
         : AstNodeMath(fl)
-        , m_num(V3Number(this, 32, num)) {
+        , m_num(this, 32, num) {
         m_num.width(32, 32);
         dtypeSetLogicSized(32, m_num.widthMin(), AstNumeric::SIGNED);
     }
     class RealDouble {};  // for creator type-overload selection
     AstConst(FileLine* fl, RealDouble, double num)
         : AstNodeMath(fl)
-        , m_num(V3Number(this, 64)) { m_num.setDouble(num); dtypeSetDouble(); }
+        , m_num(this, 64) { m_num.setDouble(num); dtypeSetDouble(); }
     class String {};  // for creator type-overload selection
     AstConst(FileLine* fl, String, const string& num)
         : AstNodeMath(fl)
-        , m_num(V3Number(V3Number::String(), this, num)) { dtypeSetString(); }
+        , m_num(V3Number::String(), this, num) { dtypeSetString(); }
     class LogicFalse {};
     AstConst(FileLine* fl, LogicFalse)  // Shorthand const 0, dtype should be a logic of size 1
         : AstNodeMath(fl)
-        , m_num(V3Number(this, 1, 0)) { dtypeSetLogicBool(); }
+        , m_num(this, 1, 0) { dtypeSetLogicBool(); }
     class LogicTrue {};
     AstConst(FileLine* fl, LogicTrue)  // Shorthand const 1, dtype should be a logic of size 1
         : AstNodeMath(fl)
-        , m_num(V3Number(this, 1, 1)) { dtypeSetLogicBool(); }
+        , m_num(this, 1, 1) { dtypeSetLogicBool(); }
     ASTNODE_NODE_FUNCS(Const)
     virtual string name() const { return num().ascii(); }  // * = Value
-    virtual const V3Number& num() const { return m_num; }  // * = Value
+    const V3Number& num() const { return m_num; }  // * = Value
     uint32_t toUInt() const { return num().toUInt(); }
     vlsint32_t toSInt() const { return num().toSInt(); }
     vluint64_t toUQuad() const { return num().toUQuad(); }
diff --git a/src/V3Simulate.h b/src/V3Simulate.h
index f8023e04b..a0c5f4fba 100644
--- a/src/V3Simulate.h
+++ b/src/V3Simulate.h
@@ -131,7 +131,7 @@ private:
                     int width = itemp->width();
                     int lsb = itemp->lsb();
                     int msb = lsb + width - 1;
-                    V3Number fieldNum = V3Number(nump, width);
+                    V3Number fieldNum(nump, width);
                     fieldNum.opSel(*nump, msb, lsb);
                     out<<itemp->name()<<": ";
                     if (AstNodeDType * childTypep = itemp->subDTypep()) {
@@ -153,7 +153,7 @@ private:
                     int width = childTypep->width();
                     int lsb = width * element;
                     int msb = lsb + width - 1;
-                    V3Number fieldNum = V3Number(nump, width);
+                    V3Number fieldNum(nump, width);
                     fieldNum.opSel(*nump, msb, lsb);
                     int arrayElem = arrayp->lsb() + element;
                     out<<arrayElem<<" = "<<prettyNumber(&fieldNum, childTypep);
@@ -568,14 +568,14 @@ private:
 
     void handleAssignSel(AstNodeAssign* nodep, AstSel* selp) {
         AstVarRef* varrefp = NULL;
-        V3Number lsb = V3Number(nodep);
+        V3Number lsb(nodep);
         iterateAndNextNull(nodep->rhsp());  // Value to assign
         handleAssignSelRecurse(nodep, selp, varrefp/*ref*/, lsb/*ref*/, 0);
         if (!m_checkOnly && optimizable()) {
             UASSERT_OBJ(varrefp, nodep,
                         "Indicated optimizable, but no variable found on RHS of select");
             AstNode* vscp = varOrScope(varrefp);
-            V3Number outnum = V3Number(nodep);
+            V3Number outnum(nodep);
             if (V3Number* vscpnump = fetchOutNumberNull(vscp)) {
                 outnum = *vscpnump;
             } else if (V3Number* vscpnump = fetchNumberNull(vscp)) {
@@ -606,7 +606,7 @@ private:
             lsbRef = *fetchNumber(selp->lsbp());
             return;  // And presumably still optimizable()
         } else if (AstSel* subselp = VN_CAST(selp->lhsp(), Sel)) {
-            V3Number sublsb = V3Number(nodep);
+            V3Number sublsb(nodep);
             handleAssignSelRecurse(nodep, subselp, outVarrefpRef, sublsb/*ref*/, depth+1);
             if (optimizable()) {
                 lsbRef = sublsb;