Compare 47 vs 53

Unique factors11
Total factors11
Prime factorization471531
Prime factorization4753
Divisors count22
Divisors1, 471, 53
Number of properties2118
Additive primes10th 
Carol primes2nd 
Chen primes14th15th
Class 1+ primes9th10th
Cousin primes (2nd member)6th 
Good primes 7th
Isolated primes4th5th
Left-truncatable primes10th11th
Long primes6th 
Lucas primes6th 
Pierpont primes of the 2nd kind9th10th
Prime triplets (3rd member)7th 
Pythagorean primes 7th
Restricted right-truncatable primes 1st
Right-truncatable primes 9th
Safe primes5th 
Sexy primes (1st member)10th11th
Sexy primes (2nd member)9th10th
Sexy prime quadrupletss (2nd member)3rd 
Sexy prime quadrupletss (3rd member) 3rd
Sexy prime triplets (1st member)7th 
Sexy prime triplets (2nd member)6th7th
Sexy prime triplets (3rd member) 6th
Solinas primes13th 
Sophie germain primes 8th
Thabit primes5th 
Two-sided primes 7th
Ulam primes5th6th
Roman numberalsXLVIILIII
Base 210111121101012
Base 31202312223
Base 423343114
Base 514252035
Base 611561256
Base 76571047
Base 8578658
Base 9529589
Base 1047105310
Base 1143114911
Base 123b124512
Base 1338134113
Base 1435143b14
Base 1532153815
Base 162f163516
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