1. Numbers
  2. Compare 19991 vs 31513

Compare 19991 vs 31513

Property1999131513
Typeprimeprime
Unique factors11
Total factors11
Prime factorization199911315131
Prime factorization1999131513
Divisors count22
Divisors1, 199911, 31513
Number of properties99
Additive primes1049th1536th
Chen primes1111th 
Cousin primes (1st member) 487th
Harmonic primes820th 
Long primes 1283rd
Palindromic primes46th53rd
Primes2260th3391st
Prime triplets (1st member)168th 
Prime triplets (2nd member) 234th
Pythagorean primes 1688th
Sexy primes (1st member)693rd 
Sophie germain primes326th 
Super primes 478th
Twin primes (1st member)342nd 
Twin primes (2nd member) 486th
Roman numberals  
Base 210011100001011121111011000110012
Base 31000102102311210200113
Base 4103201134132301214
Base 51114431520020235
Base 623231564015216
Base 711216671606067
Base 8470278754318
Base 9303729472049
Base 1019991103151310
Base 1114024112174911
Base 12b69b12162a112
Base 13913a131146113
Base 1473dd14b6ad14
Base 155dcb15950d15
Base 164e17167b1916
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