The number 144

Representation numerals

Greek numeral

ρμδʹ

Arabic numeral

١٤٤

Roman numeral

CXLIV

Maya numeral

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Chinese numeral

一百四十四

Hebrew numeral

קמד
Numeral systems
Binary: 10010000
Septimal (base 7): 264
Octal: 220
Hexadecimal: 90
Base 24: 60
Factorization
144 = 2 × 2 × 2 × 2 × 3 × 3
144 has 15 divisors: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144
Sum of all divisors other than 144: 259
144 = 12 2
144 = 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 + ... + 23
Sums & differences
Difference of 2 squares: 144 = 132 - 52 = 152 - 92 = 202 - 162 = 372 - 352
Goldbach conjecture: 144 = 139 + 5 = 137 + 7 = 131 + 13 = 127 + 17 = 113 + 31 = 107 + 37 = 103 + 41 = 101 + 43 = 97 + 47 = 83 + 61 = . . . (only the first 10 pairs are shown)
Characteristics
144 is a Fibonacci number
Related primes
The 144th prime number is: 827
Previous prime number: 139 — Next prime number: 149
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