1. Numbers
  2. Compare 21019 vs 21021

Compare 21019 vs 21021

Property2101921021
Typeprimecomposite number
Unique factors14
Total factors15
Prime factorization21019131 × 72 × 111 × 131
Prime factorization210193 × 7 × 7 × 11 × 13
Divisors count224
Divisors1, 210191, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 143, 147, 231, 273, 429, 539, 637, 1001, 1617, 1911, 3003, 7007, 21021
Number of properties100
Additive primes1097th 
Cousin primes (1st member)359th 
Long primes899th 
Primes2365th 
Prime quadruplets (4th member)20th 
Prime quintuplet 2s (4th member)7th 
Prime triplets (2nd member)177th 
Prime triplets (3rd member)176th 
Sexy primes (2nd member)715th 
Twin primes (2nd member)359th 
Roman numberals  
Base 210100100001101121010010000111012
Base 31001211111310012111203
Base 4110201234110201314
Base 51133034511330415
Base 624115162411536
Base 711516571152007
Base 8510338510358
Base 9317449317469
Base 1021019102102110
Base 1114879111488011
Base 12101b712101b912
Base 13974b13975013
Base 14793514793714
Base 15636415636615
Base 16521b16521d16
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