1. Numbers
  2. Compare 21397 vs 21401

Compare 21397 vs 21401

Property2139721401
Typeprimeprime
Unique factors11
Total factors11
Prime factorization213971214011
Prime factorization2139721401
Divisors count22
Divisors1, 213971, 21401
Number of properties56
Chen primes 1179th
Cousin primes (1st member)365th 
Cousin primes (2nd member) 365th
Isolated primes1677th1678th
Primes2402nd2403rd
Pythagorean primes1191st1192nd
Sexy primes (1st member) 730th
Sexy primes (2nd member)729th 
Roman numberals  
Base 210100111001010121010011100110012
Base 31002100111310021001223
Base 4110321114110321214
Base 51141042511411015
Base 624302162430256
Base 711624571162527
Base 8516258516318
Base 9323149323189
Base 1021397102140110
Base 1115092111509611
Base 1210471121047512
Base 13997c13998313
Base 147b25147b2914
Base 15651715651b15
Base 16539516539916
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