1. Numbers
  2. Compare 128981 vs 129221

Compare 128981 vs 129221

Property128981129221
Typeprimeprime
Unique factors11
Total factors11
Prime factorization12898111292211
Prime factorization128981129221
Divisors count22
Divisors1, 1289811, 129221
Number of properties107
Additive primes4975th4986th
Chen primes5219th5229th
Emirps 2441st
Long primes4528th 
Primes12073rd12095th
Prime triplets (1st member)612th 
Pythagorean primes6004th6018th
Sexy primes (1st member)2996th 
Sexy prime triplets (1st member)640th 
Sophie germain primes 1450th
Super primes1446th 
Twin primes (1st member)1507th1509th
Roman numberals  
Base 2111110111110101012111111000110001012
Base 3201122210023201200202223
Base 413313311141332030114
Base 5131114115131133415
Base 62433045624341256
Base 71045016710455117
Base 837372583743058
Base 921583292162289
Base 101289811012922110
Base 11889a611890a411
Base 1262785126294512
Base 13469281346a8113
Base 143500d143514114
Base 152833b152844b15
Base 161f7d5161f8c516
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