Compare 47 vs 71

Unique factors11
Total factors11
Prime factorization471711
Prime factorization4771
Divisors count22
Divisors1, 471, 71
Number of properties2113
Additive primes10th 
Carol primes2nd 
Centered heptagonal primes 2nd
Chen primes14th18th
Class 1+ primes9th11th
Cousin primes (2nd member)6th7th
Emirps 5th
Good primes 10th
Isolated primes4th 
Left-truncatable primes10th 
Long primes6th 
Lucas primes6th 
Multiplicative primes 8th
Pierpont primes of the 2nd kind9th11th
Prime triplets (2nd member) 8th
Prime triplets (3rd member)7th 
Right-truncatable primes 11th
Safe primes5th 
Sexy primes (1st member)10th 
Sexy primes (2nd member)9th 
Sexy prime quadrupletss (2nd member)3rd 
Sexy prime triplets (1st member)7th 
Sexy prime triplets (2nd member)6th 
Solinas primes13th17th
Thabit primes5th 
Twin primes (1st member) 8th
Ulam primes5th 
Roman numberalsXLVIILXXI
Base 2101111210001112
Base 31202321223
Base 4233410134
Base 514252415
Base 611561556
Base 76571317
Base 85781078
Base 9529789
Base 1047107110
Base 1143116511
Base 123b125b12
Base 1338135613
Base 1435145114
Base 1532154b15
Base 162f164716
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