1. Numbers
  2. Compare 20974 vs 20981

Compare 20974 vs 20981

Property2097420981
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization21 × 104871209811
Prime factorization2 × 1048720981
Divisors count42
Divisors1, 2, 10487, 209741, 20981
Number of properties15
Chen primes 1161st
Good primes 265th
Primes 2359th
Pythagorean primes 1172nd
Semiprimes5321st 
Twin primes (1st member) 357th
Roman numberals  
Base 210100011110111021010001111101012
Base 31001202211310012100023
Base 4110132324110133114
Base 51132344511324115
Base 624103462410456
Base 711510271151127
Base 8507568507658
Base 9316849317029
Base 1020974102098110
Base 1114838111484411
Base 121017a121018512
Base 13971513971c13
Base 14790214790914
Base 15633415633b15
Base 1651ee1651f516
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