99 (ninety-nine) is the natural number following 98 and preceding 100.

← 98 99 100 →
Cardinalninety-nine
Ordinal99th
(ninety-ninth)
Factorization32 × 11
Divisors1, 3, 9, 11, 33, 99
Greek numeralϞΘ´
Roman numeralXCIX
Binary11000112
Ternary102003
Senary2436
Octal1438
Duodecimal8312
Hexadecimal6316
Chinese/Japanese
/Korean numeral
九十九

In mathematics

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99 is:

In music

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In religion

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In other fields

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References

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  1. ^ "Sloane's A006886 : Kaprekar numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-28.
  2. ^ Sloane, N. J. A. (ed.). "Sequence A024916 (sum_{k=1..n} sigma(k) where sigma(n) = sum of divisors of n)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
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