1. Numbers
  2. Compare 28513 vs 28520

Compare 28513 vs 28520

Property2851328520
Typeprimecomposite number
Unique factors14
Total factors16
Prime factorization28513123 × 51 × 231 × 311
Prime factorization285132 × 2 × 2 × 5 × 23 × 31
Divisors count232
Divisors1, 285131, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 1240, 1426, 2852, 3565, 5704, 7130, 14260, 28520
Number of properties90
Additive primes1415th 
Cousin primes (1st member)451st 
Happy primes501st 
Harmonic primes1158th 
Isolated primes2196th 
Long primes1179th 
Lucky primes483rd 
Primes3101st 
Pythagorean primes1543rd 
Roman numberals  
Base 211011110110000121101111011010002
Base 31110010001311100100223
Base 4123312014123312204
Base 51403023514030405
Base 634000163400126
Base 714606271461027
Base 8675418675508
Base 9431019431089
Base 1028513102852010
Base 111a471111a47811
Base 1214601121460812
Base 13cc9413cc9b13
Base 14a56914a57214
Base 1586ad1586b515
Base 166f61166f6816
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