Compare 12391 vs 18397

Property1239118397
Typeprimeprime
Unique factors11
Total factors11
Prime factorization123911183971
Prime factorization1239118397
Divisors count22
Divisors1, 123911, 18397
Number of properties47
Centered heptagonal primes18th20th
Chen primes 1043rd
Cousin primes (1st member) 329th
Isolated primes996th1462nd
Lucky primes252nd344th
Primes1479th2107th
Pythagorean primes 1042nd
Roman numberals  
Base 21100000110011121000111110111012
Base 312122222132210201013
Base 430012134101331314
Base 5344031510420425
Base 613321162211016
Base 75106171044317
Base 8301478437358
Base 9178879272119
Base 1012391101839710
Base 119345111290511
Base 12720712a79112
Base 1358421384b213
Base 1447311469c114
Base 153a111556b715
Base 1630671647dd16
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