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Numbers / 542

The Number 542

542 is composite: factorization 2 × 271. That gives 542 exactly 4 divisors: 1, 2, 271, 542. 542's proper divisors total just 274, 268 short of 542, the deficient case most of 542's neighbors share too. 542 has a digit sum of 11; for 542, the digital root works out to 2. 542: 2 all divide 542 evenly, out of 2-12. 542 is 1000011110 in binary and 21E in hex; as a Roman numeral it's DXLII.

Factors
1, 2, 271, 542
Number of factors
4
Prime?
No
Prime factorization
2 x 271
Even or odd
Even
Square
293764
Cube
159220088
Binary
1000011110
Hexadecimal
21E
Roman numeral
DXLII
Perfect square?
No
Perfect cube?
No
Perfect number?
No
Triangular number?
No
Fibonacci number?
No
Factors of 542 in detail →Is 542 prime? →