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Numbers / 312

The Number 312

312 is composite: factorization 2^3 × 3 × 13. That gives 312 exactly 16 divisors: 1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312. 312's proper divisors total 528, 216 more than 312 itself, so 312 is abundant. 312 has a digit sum of 6; for 312, the digital root works out to 6. 312: 2, 3, 4, 6, 8, 12 all divide 312 evenly, out of 2-12. 312 is 100111000 in binary and 138 in hex; as a Roman numeral it's CCCXII.

Factors
1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312
Number of factors
16
Prime?
No
Prime factorization
2^3 x 3 x 13
Even or odd
Even
Square
97344
Cube
30371328
Binary
100111000
Hexadecimal
138
Roman numeral
CCCXII
Perfect square?
No
Perfect cube?
No
Perfect number?
No
Triangular number?
No
Fibonacci number?
No
Factors of 312 in detail →Is 312 prime? →