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Numbers / 135

The Number 135

135 is composite: factorization 3^3 × 5. That gives 135 exactly 8 divisors: 1, 3, 5, 9, 15, 27, 45, 135. 135's proper divisors total just 105, 30 short of 135, the deficient case most of 135's neighbors share too. 135 has a digit sum of 9; for 135, the digital root works out to 9. 135: 3, 5, 9 all divide 135 evenly, out of 2-12. 135 is 10000111 in binary and 87 in hex; as a Roman numeral it's CXXXV.

Factors
1, 3, 5, 9, 15, 27, 45, 135
Number of factors
8
Prime?
No
Prime factorization
3^3 x 5
Even or odd
Odd
Square
18225
Cube
2460375
Binary
10000111
Hexadecimal
87
Roman numeral
CXXXV
Perfect square?
No
Perfect cube?
No
Perfect number?
No
Triangular number?
No
Fibonacci number?
No
Factors of 135 in detail →Is 135 prime? →