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Primes / Is 10 prime?

Is 10 a Prime Number?

No10 = 2 x 5

10 is NOT prime: 2 × 5 = 10. That makes 2 a genuine divisor of 10 beyond 1 and 10 itself. Fully broken down, 10 = 2 × 5, for 4 divisors total. 10 sits between primes 7 and 11, 3 below and 1 above. 10: 2, 5 divide 10 evenly, checked against 2-12. 10 is even, digit sum 1 for 10, digital root 1 for 10. 10 has 8 primes within 10 of 10.

Factors
1, 2, 5, 10
Number of factors
4
Prime?
No
Prime factorization
2 x 5
Even or odd
Even
Square
100
Cube
1000
Binary
1010
Hexadecimal
A
Roman numeral
X
Perfect square?
No
Perfect cube?
No
Perfect number?
No
Triangular number?
Yes
Fibonacci number?
No
Full facts for 10 →Factors of 10 →