Bases 2–36 · exact integers

Decimal 63 in bases 2, 8, 10, 16 and 36

Sixty-three is one less than 64, producing six binary ones and 77₈. Hexadecimal is 3F and base 36 is 1R.

Live conversion

Integer base converter

Runs in this browser

Up to 4096 ASCII characters; optional leading minus sign.

Enter a whole base from 2 through 36.

Quick base pairs

Switch the source and target while preserving the current valid integer.

Integer notation only: no fractions, exponents, 0x/0b prefixes, separators, whitespace, text encoding, IEEE-754 interpretation, or symbolic expressions.

Exact result

Base 10 to base 2

111111
Canonical source
63
Source digits
2

The same integer in common bases

Base 2111111
Base 877
Base 1063
Base 163F
Base 361R

Value catalog

Common decimal values across five bases

Open a finite, indexable reference page for each curated decimal anchor. Calculator state itself never enters the URL.