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Numbers / 188

The Number 188

188 is composite: factorization 2^2 × 47. That gives 188 exactly 6 divisors: 1, 2, 4, 47, 94, 188. 188's proper divisors total just 148, 40 short of 188, the deficient case most of 188's neighbors share too. 188 has a digit sum of 17; for 188, the digital root works out to 8. 188: 2, 4 all divide 188 evenly, out of 2-12. 188 is 10111100 in binary and BC in hex; as a Roman numeral it's CLXXXVIII.

Factors
1, 2, 4, 47, 94, 188
Number of factors
6
Prime?
No
Prime factorization
2^2 x 47
Even or odd
Even
Square
35344
Cube
6644672
Binary
10111100
Hexadecimal
BC
Roman numeral
CLXXXVIII
Perfect square?
No
Perfect cube?
No
Perfect number?
No
Triangular number?
No
Fibonacci number?
No
Factors of 188 in detail →Is 188 prime? →