1. Numbers
  2. Compare 3 vs 40

Compare 3 vs 40

Property340
Typeprimecomposite number
Unique factors12
Total factors14
Prime factorization3123 × 51
Prime factorization32 × 2 × 2 × 5
Divisors count28
Divisors1, 31, 2, 4, 5, 8, 10, 20, 40
Number of properties290
Additive primes2nd 
Chen primes2nd 
Class 1+ primes2nd 
Cousin primes (1st member)1st 
Cullen primes1st 
Euclid primes2nd 
Factorial primes2nd 
Fermat primes1st 
Fibonacci primes2nd 
Left-truncatable primes2nd 
Leyland primes1st 
Lucas primes2nd 
Lucky primes1st 
Mersenne primes1st 
Multiplicative primes2nd 
Palindromic primes2nd 
Pierpont primes2nd 
Pierpont primes of the 2nd kind2nd 
Primes2nd 
Proth primes1st 
Right-truncatable primes2nd 
Solinas primes1st 
Sophie germain primes2nd 
Super primes1st 
Twin primes (1st member)1st 
Two-sided primes2nd 
Ulam primes2nd 
Wagstaff primes1st 
Wedderburn-etherington primes2nd 
Roman numberalsIIIXL
Base 21121010002
Base 310311113
Base 4342204
Base 5351305
Base 6361046
Base 737557
Base 838508
Base 939449
Base 103104010
Base 113113711
Base 123123412
Base 133133113
Base 143142c14
Base 153152a15
Base 163162816
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