The number 340

Representation numerals

Greek numeral

τμ

Arabic numeral

٣٤٠

Roman numeral

CCCXL

Maya numeral

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Chinese numeral

三百四十

Hebrew numeral

שמ
Numeral systems
Binary: 101010100
Septimal (base 7): 664
Octal: 524
Hexadecimal: 154
Base 24: E4
Factorization
340 = 2 × 2 × 5 × 17
340 has 12 divisors: 1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340
Sum of all divisors other than 340: 416
Sums & differences
Sum of 2 squares: 340 = 142 + 122 = 182 + 42
Difference of 2 squares: 340 = 222 - 122 = 862 - 842
Goldbach conjecture: 340 = 337 + 3 = 317 + 23 = 311 + 29 = 293 + 47 = 281 + 59 = 269 + 71 = 257 + 83 = 251 + 89 = 239 + 101 = 233 + 107 = . . . (only the first 10 pairs are shown)
Characteristics
Related primes
The 340th prime number is: 2287
Previous prime number: 337 — Next prime number: 347
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