For 64-bit, 9007199254740991 is also known as `Number.MAX_SAFE_INTEGER` in JavaScript. Note that this value is not even; the next integer, ..0992 is still safe to represent by its own, but it can't be distinguished from a definitely unsafe integer ..0993 rounded to ..0992.
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For 64-bit, 9007199254740991 is also known as `Number.MAX_SAFE_INTEGER` in JavaScript. Note that this value is not even; the next integer, ..0992 is still safe to represent by its own, but it can't be distinguished from a definitely unsafe integer ..0993 rounded to ..0992.