Compare 19427 vs 20389

Unique factors11
Total factors11
Prime factorization194271203891
Prime factorization1942720389
Divisors count22
Divisors1, 194271, 20389
Number of properties175
Additive primes1023rd 
Chen primes1089th 
Cousin primes (2nd member)341st 
Cousin primes (1st member) 351st
Harmonic primes796th 
Isolated primes 1612th
Prime quadruplets (3rd member)19th 
Prime quintuplet 1s (4th member)8th 
Prime quintuplet 2s (3rd member)6th 
Prime sextuplets (4th member)4th 
Prime triplets (1st member)167th 
Prime triplets (2nd member)166th 
Prime triplets (3rd member)165th 
Pythagorean primes 1148th
Sexy primes (1st member)674th 
Sexy primes (2nd member)672nd 
Sexy prime triplets (2nd member)185th 
Twin primes (1st member)334th 
Ulam primes159th168th
Roman numberals  
Base 210010111110001121001111101001012
Base 3222122112310002220113
Base 4102332034103322114
Base 51110202511230245
Base 622553562342216
Base 711043271133057
Base 8457438476458
Base 9285759308649
Base 1019427102038910
Base 1113661111435611
Base 12b2ab12b97112
Base 138ac513938513
Base 14711914760514
Base 155b5215609415
Base 164be3164fa516
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