Compare 3 vs 63

Typeprimecomposite number
Unique factors12
Total factors13
Prime factorization3132 × 71
Prime factorization33 × 3 × 7
Divisors count26
Divisors1, 31, 3, 7, 9, 21, 63
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 
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 numberalsIIILXIII
Base 21121111112
Base 310321003
Base 4343334
Base 5352235
Base 6361436
Base 7371207
Base 838778
Base 939709
Base 103106310
Base 113115811
Base 123125312
Base 133134b13
Base 143144714
Base 153154315
Base 163163f16
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