15 (number)
Natural number / From Wikipedia, the free encyclopedia
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15 (fifteen) is the natural number following 14 and preceding 16.
Quick Facts ← 14 15 16 →, Cardinal ...
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Cardinal | fifteen | |||
Ordinal | 15th (fifteenth) | |||
Numeral system | pentadecimal | |||
Factorization | 3 × 5 | |||
Divisors | 1, 3, 5, 15 | |||
Greek numeral | ΙΕ´ | |||
Roman numeral | XV | |||
Binary | 11112 | |||
Ternary | 1203 | |||
Senary | 236 | |||
Octal | 178 | |||
Duodecimal | 1312 | |||
Hexadecimal | F16 | |||
Hebrew numeral | ט"ו / י"ה | |||
Babylonian numeral | 𒌋𒐙 |
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