Compare 131 vs 409

Property131409
Typeprimeprime
Unique factors11
Total factors11
Prime factorization13114091
Prime factorization131409
Divisors count22
Divisors1, 1311, 409
Number of properties129
Additive primes17th47th
Centered triangular primes 5th
Chen primes26th57th
Cousin primes (2nd member)12th 
Happy primes 22nd
Isolated primes13th39th
Long primes12th 
Lucky primes 22nd
Multiplicative primes10th 
Palindromic primes7th 
Primes32nd80th
Pythagorean primes 39th
Sexy primes (1st member)20th 
Solinas primes23rd 
Sophie germain primes12th 
Ulam primes8th11th
Roman numberalsCXXXICDIX
Base 21000001121100110012
Base 31121231200113
Base 420034121214
Base 51011531145
Base 6335615216
Base 7245711237
Base 820386318
Base 915595049
Base 101311040910
Base 1110a1134211
Base 12ab122a112
Base 13a11325613
Base 14951421314
Base 158b151c415
Base 16831619916
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