1. Numbers
  2. Compare 31 vs 127

Compare 31 vs 127

Property31127
Typeprimeprime
Unique factors11
Total factors11
Prime factorization3111271
Prime factorization31127
Divisors count22
Divisors1, 311, 127
Number of properties1813
Centered decagonal primes2nd 
Centered triangular primes2nd 
Chen primes11th25th
Class 1+ primes8th13th
Cousin primes (1st member) 12th
Cuban primes 1 5th
Double mersenne primes 2nd
Emirps3rd 
Euclid primes4th 
Good primes 13th
Happy primes5th 
Isolated primes 12th
Lucky primes4th10th
Mersenne primes3rd4th
Multiplicative primes7th 
Pierpont primes of the 2nd kind8th13th
Primes11th31st
Right-truncatable primes7th 
Sexy primes (1st member)7th 
Sexy prime triplets (1st member)5th 
Solinas primes10th22nd
Super primes5th11th
Twin primes (2nd member)5th 
Roman numberalsXXXICXXVII
Base 211111211111112
Base 310113112013
Base 4133413334
Base 5111510025
Base 65163316
Base 74372417
Base 83781778
Base 93491519
Base 10311012710
Base 11291110611
Base 122712a712
Base 1325139a13
Base 1423149114
Base 1521158715
Base 161f167f16
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