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Numbers / 342

The Number 342

342 is composite: factorization 2 × 3^2 × 19. That gives 342 exactly 12 divisors: 1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342. 342's proper divisors total 438, 96 more than 342 itself, so 342 is abundant. 342 has a digit sum of 9; for 342, the digital root works out to 9. 342: 2, 3, 6, 9 all divide 342 evenly, out of 2-12. 342 is 101010110 in binary and 156 in hex; as a Roman numeral it's CCCXLII.

Factors
1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342
Number of factors
12
Prime?
No
Prime factorization
2 x 3^2 x 19
Even or odd
Even
Square
116964
Cube
40001688
Binary
101010110
Hexadecimal
156
Roman numeral
CCCXLII
Perfect square?
No
Perfect cube?
No
Perfect number?
No
Triangular number?
No
Fibonacci number?
No
Factors of 342 in detail →Is 342 prime? →