1. Numbers
  2. Compare 19421 vs 21139

Compare 19421 vs 21139

Property1942121139
Typeprimeprime
Unique factors11
Total factors11
Prime factorization194211211391
Prime factorization1942121139
Divisors count22
Divisors1, 194211, 21139
Number of properties185
Additive primes1021st 
Chen primes1088th 
Cousin primes (1st member) 360th
Cousin primes (2nd member)340th 
Emirps605th 
Good primes254th266th
Happy primes371st 
Isolated primes 1656th
Long primes838th 
Lucky primes 385th
Primes2199th2375th
Prime quadruplets (1st member)19th 
Prime quintuplet 1s (2nd member)8th 
Prime quintuplet 2s (1st member)6th 
Prime sextuplets (2nd member)4th 
Prime triplets (1st member)165th 
Prime triplets (2nd member)164th 
Pythagorean primes1091st 
Sexy primes (1st member)672nd 
Sexy prime triplets (1st member)185th 
Twin primes (1st member)333rd 
Roman numberals  
Base 210010111101110121010010100100112
Base 3222122022310012222213
Base 4102331314110221034
Base 51110141511340245
Base 622552562415116
Base 711042371154267
Base 8457358512238
Base 9285689318879
Base 1019421102113910
Base 1113656111497811
Base 12b2a5121029712
Base 138abc13981113
Base 1471131479bd14
Base 155b4b1563e415
Base 164bdd16529316
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