Compare 3 vs 55

Unique factors12
Total factors12
Prime factorization3151 × 111
Prime factorization35 × 11
Divisors count24
Divisors1, 31, 5, 11, 55
Number of properties291
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 
Semiprimes 19th
Solinas primes1st 
Sophie germain primes2nd 
Super primes1st 
Twin primes (1st member)1st 
Two-sided primes2nd 
Ulam primes2nd 
Wagstaff primes1st 
Wedderburn-etherington primes2nd 
Roman numberalsIIILV
Base 21121101112
Base 310320013
Base 4343134
Base 5352105
Base 6361316
Base 7371067
Base 838678
Base 939619
Base 103105510
Base 113115011
Base 123124712
Base 133134313
Base 143143d14
Base 153153a15
Base 163163716
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