1. Numbers
  2. Compare 21221 vs 21224

Compare 21221 vs 21224

Property2122121224
Typeprimecomposite number
Unique factors13
Total factors15
Prime factorization21221123 × 71 × 3791
Prime factorization212212 × 2 × 2 × 7 × 379
Divisors count216
Divisors1, 212211, 2, 4, 7, 8, 14, 28, 56, 379, 758, 1516, 2653, 3032, 5306, 10612, 21224
Number of properties60
Chen primes1172nd 
Isolated primes1665th 
Primes2386th 
Pythagorean primes1184th 
Sexy primes (1st member)723rd 
Sophie germain primes346th 
Roman numberals  
Base 210100101110010121010010111010002
Base 31002002222310020100023
Base 4110232114110232204
Base 51134341511343445
Base 624212562421326
Base 711560471156107
Base 8513458513508
Base 9320889321029
Base 1021221102122410
Base 1114a421114a4511
Base 1210345121034812
Base 13987513987813
Base 147a3b147a4014
Base 15644b15644e15
Base 1652e51652e816
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