Is 37 a prime number?

Prime Number Checker
Number

Is 37 a prime or composite number?

Answer

Number 37 is a Prime

37 has exactly two divisors — 1 and 37 — so it is a prime.

Primes up to √37

6² = 36 ≤ 37 < 49 = 7², so it is enough to try primes up to 6

  • ÷2 does not divide
  • ÷3 does not divide
  • ÷5 does not divide

none of the 3 primes up to 6 divides 37 — 37 is prime

Nearest primes: 31 and 41

Related Calculations

See Also

Prime numbers list

NumberIs Prime
22No: 2 × 11
23Yes
24No: 2³ × 3
25No: 5²
26No: 2 × 13
27No: 3³
28No: 2² × 7
29Yes
30No: 2 × 3 × 5
31Yes
32No: 2⁵
33No: 3 × 11
34No: 2 × 17
35No: 5 × 7
36No: 2² × 3²
37Yes
38No: 2 × 19
39No: 3 × 13
40No: 2³ × 5
41Yes
42No: 2 × 3 × 7
43Yes
44No: 2² × 11
45No: 3² × 5
46No: 2 × 23
47Yes
48No: 2⁴ × 3
49No: 7²
50No: 2 × 5²
51No: 3 × 17

FAQ

Is 37 a prime or composite number?

Number 37 is a Prime

How many factors are in a number 37?

2

How to check if 37 is prime?

Divide 37 by the primes in order: 6² = 36 ≤ 37 < 49 = 7², so it is enough to try primes up to 6. None of the 3 primes up to 6 divides 37, so 37 is prime.

See Also