1. Numbers
  2. Compare 21002 vs 21013

Compare 21002 vs 21013

Property2100221013
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization21 × 105011210131
Prime factorization2 × 1050121013
Divisors count42
Divisors1, 2, 10501, 210021, 21013
Number of properties113
Additive primes 1095th
Centered square primes 37th
Cousin primes (1st member) 358th
Harmonic primes 868th
Lucky primes 384th
Primes 2363rd
Prime quadruplets (2nd member) 20th
Prime quintuplet 2s (2nd member) 7th
Prime triplets (1st member) 176th
Prime triplets (2nd member) 175th
Pythagorean primes 1174th
Semiprimes5328th 
Sexy primes (1st member) 715th
Twin primes (2nd member) 358th
Roman numberals  
Base 210100100000101021010010000101012
Base 31001210212310012110213
Base 4110200224110201114
Base 51133002511330235
Base 624112262411416
Base 711514271151567
Base 8510128510258
Base 9317259317379
Base 1021002102101310
Base 1114863111487311
Base 12101a212101b112
Base 13973713974513
Base 14792214792d14
Base 15635215635d15
Base 16520a16521516
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