The number 140

Representation numerals

Greek numeral

ρμ

Arabic numeral

١٤٠

Roman numeral

CXL

Maya numeral

●●
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Chinese numeral

一百四十

Hebrew numeral

קמ
Numeral systems
Binary: 10001100
Septimal (base 7): 260
Octal: 214
Hexadecimal: 8c
Base 24: 5K
Factorization
140 = 2 × 2 × 5 × 7
140 has 12 divisors: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140
Sum of all divisors other than 140: 196
Sums & differences
Difference of 2 squares: 140 = 122 - 22 = 362 - 342
Goldbach conjecture: 140 = 137 + 3 = 127 + 13 = 109 + 31 = 103 + 37 = 97 + 43 = 79 + 61 = 73 + 67
Characteristics
Related primes
The 140th prime number is: 809
Previous prime number: 139 — Next prime number: 149
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