Compare 197 vs 397

Property197397
Typeprimeprime
Unique factors11
Total factors11
Prime factorization19713971
Prime factorization197397
Divisors count22
Divisors1, 1971, 397
Number of properties138
Additive primes26th45th
Centered heptagonal primes3rd 
Chen primes35th 
Cousin primes (1st member) 22nd
Cousin primes (2nd member)14th 
Cuban primes 1 8th
Happy primes 21st
Isolated primes 37th
Left-truncatable primes20th31st
Primes45th78th
Prime quadruplets (3rd member)4th 
Prime triplets (2nd member)14th 
Prime triplets (3rd member)13th 
Pythagorean primes21st37th
Sexy primes (2nd member)25th 
Twin primes (1st member)15th 
Ulam primes9th 
Roman numberalsCXCVIICCCXCVII
Base 21100010121100011012
Base 32102231122013
Base 430114120314
Base 51242530425
Base 6525615016
Base 7401711057
Base 830586158
Base 923894819
Base 101971039710
Base 1116a1133111
Base 121451229112
Base 131221324713
Base 141011420514
Base 15d2151b715
Base 16c51618d16
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