The number 123

Representation numerals

Greek numeral

ρκγʹ

Arabic numeral

١٢٣

Roman numeral

CXXIII

Maya numeral

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Chinese numeral

一百二十三

Hebrew numeral

קכג
Numeral systems
Binary: 1111011
Septimal (base 7): 234
Octal: 173
Hexadecimal: 7b
Base 24: 53
Factorization
123 = 3 × 41
123 has 4 divisors: 1, 3, 41, 123
Sum of all divisors other than 123: 45
Sums & differences
Difference of 2 squares: 123 = 222 - 192 = 622 - 612
Characteristics
Related primes
The 123th prime number is: 677
Previous prime number: 113 — Next prime number: 127

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