999 (number)
999 (nine hundred ninety-nine or nine nine nine) is a natural number following 998 and preceding 1000.
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Cardinal | Nine hundred [and] ninety-nine | |||
Ordinal |
999th (Nine hundred [and] ninety-ninth) | |||
Factorization | 33× 37 | |||
Divisors | 1, 3, 9, 27, 37, 111, 333, 999 | |||
Greek numeral | ϠϞΘ´ | |||
Roman numeral | CMXCIX | |||
Binary | 11111001112 | |||
Ternary | 11010003 | |||
Quaternary | 332134 | |||
Quinary | 124445 | |||
Senary | 43436 | |||
Octal | 17478 | |||
Duodecimal | 6B312 | |||
Hexadecimal | 3E716 | |||
Vigesimal | 29J20 | |||
Base 36 | RR36 |
In mathematics
- a Harshad number.
- a Kaprekar number.[1]
- a repdigit in bases 10 and 36.
- a palindromic number in bases 10, 14 (51514), and 36 (RR36).
- the largest 3-digit decimal integer.
Symbology and numerology
In SubGenius numerology the number 999 represents Bob Dobbs.
Emergency Number
999 is the number used to contact the Emergency Services in many countries; See 999 (emergency telephone number).
References
- ↑ "Sloane's A006886 : Kaprekar numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-02.
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