Run results for: bigint 64 vs number

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:142.0) Gecko/20100101 Firefox/142.0

Browser: Firefox 142

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

Number

4.0M/s

BigInt 64

1.2M/s

View exact numbers

Test name	Executions per second
✓ Number	3,962,038 Ops/sec
BigInt 64	1,176,452 Ops/sec

Script Preparation code:

var resBigInt = BigInt.asIntN(64, 1n)
var resNumber = 1

Tests:

BigInt 64
for (let i = 0; i < 52; i++) { resBigInt = BigInt.asIntN(64, BigInt.asIntN(64, resBigInt * 2n) + 1n) }
Number
for (let i = 0; i < 52; i++) { resNumber = resNumber * 2 + 1 }