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Numbers / 396

The Number 396

396 is composite: factorization 2^2 × 3^2 × 11. That gives 396 exactly 18 divisors: 1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396. 396's proper divisors total 696, 300 more than 396 itself, so 396 is abundant. 396 has a digit sum of 18; for 396, the digital root works out to 9. 396: 2, 3, 4, 6, 9, 11, 12 all divide 396 evenly, out of 2-12. 396 is 110001100 in binary and 18C in hex; as a Roman numeral it's CCCXCVI.

Factors
1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396
Number of factors
18
Prime?
No
Prime factorization
2^2 x 3^2 x 11
Even or odd
Even
Square
156816
Cube
62099136
Binary
110001100
Hexadecimal
18C
Roman numeral
CCCXCVI
Perfect square?
No
Perfect cube?
No
Perfect number?
No
Triangular number?
No
Fibonacci number?
No
Factors of 396 in detail →Is 396 prime? →