diff --git a/src/lib/ConvertBigNumber.tsx b/src/lib/ConvertBigNumber.tsx
index 2f5a0a9..bc70159 100644
--- a/src/lib/ConvertBigNumber.tsx
+++ b/src/lib/ConvertBigNumber.tsx
@@ -1,6 +1,6 @@
 export default function ConvertBigNumber(num: number): number {
-  const value = num / 1000000000000000000000;
-  const truncatedNumber = Number(value.toString().slice(0, -10));
+  const n = num / 1000000000000000000000;
+  const truncatedNumber = Math.floor(n / Math.pow(10, Math.floor(Math.log10(n)) + 1 - 10));
 
   return truncatedNumber;
 }