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Numbers / 418

The Number 418

418 is composite: factorization 2 × 11 × 19. That gives 418 exactly 8 divisors: 1, 2, 11, 19, 22, 38, 209, 418. 418's proper divisors total just 302, 116 short of 418, the deficient case most of 418's neighbors share too. 418 has a digit sum of 13; for 418, the digital root works out to 4. 418: 2, 11 all divide 418 evenly, out of 2-12. 418 is 110100010 in binary and 1A2 in hex; as a Roman numeral it's CDXVIII.

Factors
1, 2, 11, 19, 22, 38, 209, 418
Number of factors
8
Prime?
No
Prime factorization
2 x 11 x 19
Even or odd
Even
Square
174724
Cube
73034632
Binary
110100010
Hexadecimal
1A2
Roman numeral
CDXVIII
Perfect square?
No
Perfect cube?
No
Perfect number?
No
Triangular number?
No
Fibonacci number?
No
Factors of 418 in detail →Is 418 prime? →