Compare 1997 vs 2141

Property19972141
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1997121411
Prime factorization19972141
Divisors count22
Divisors1, 19971, 2141
Number of properties108
Chen primes185th197th
Cousin primes (2nd member)64th67th
Good primes64th 
Left-truncatable primes62nd 
Long primes 124th
Primes302nd323rd
Prime triplets (1st member)50th 
Prime triplets (2nd member)49th53rd
Pythagorean primes147th157th
Sexy primes (1st member)129th 
Sophie germain primes 66th
Twin primes (1st member)61st67th
Roman numberalsMCMXCVIIMMCXLI
Base 21111100110121000010111012
Base 32201222322210223
Base 413303142011314
Base 5304425320315
Base 6131256135256
Base 75552761467
Base 83715841358
Base 92658928389
Base 10199710214110
Base 11155611167711
Base 1211a51212a512
Base 13ba813c8913
Base 14a2914acd14
Base 158d21597b15
Base 167cd1685d16
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