1. Numbers
  2. Compare 21221 vs 21225

Compare 21221 vs 21225

Property2122121225
Typeprimecomposite number
Unique factors13
Total factors14
Prime factorization21221131 × 52 × 2831
Prime factorization212213 × 5 × 5 × 283
Divisors count212
Divisors1, 212211, 3, 5, 15, 25, 75, 283, 849, 1415, 4245, 7075, 21225
Number of properties60
Chen primes1172nd 
Isolated primes1665th 
Primes2386th 
Pythagorean primes1184th 
Sexy primes (1st member)723rd 
Sophie germain primes346th 
Roman numberals  
Base 210100101110010121010010111010012
Base 31002002222310020100103
Base 4110232114110232214
Base 51134341511344005
Base 624212562421336
Base 711560471156117
Base 8513458513518
Base 9320889321039
Base 1021221102122510
Base 1114a421114a4611
Base 1210345121034912
Base 13987513987913
Base 147a3b147a4114
Base 15644b15645015
Base 1652e51652e916
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