Number 99

Representations of 99
Greek numeral
ϟθʹ
Arabic numeral
٩٩
Roman numeral
XCIX
Maya numeral
●●●●
●●●●
▃▃▃▃▃
▃▃▃▃▃
▃▃▃▃▃
Chinese numeral
九十九
Hebrew numeral
צט
99 in different numeral systems
Binary
1100011
Base-3
10200
Base-4
1203
Base-5
344
Base-6
243
Base-7
201
Base-8
143
Duodecimal
83
Hex
63
Vigesimal
4j
Base-24
43
Base-36
2r
Negabinary
110100111
Factorization
Prime factors
3, 11
Divisors
1, 3, 9, 11, 33, 99
Sum of divisors other than 99
57
Product of prime factors
99 = 3 x 3 x 11
Characteristics
Difference of 2 squares Palindromic Kaprekar Odd Composite Deficient
Related primes
Number 99 prime
523
Prime number before 99
97
Prime number after 99
101