1. Numbers
  2. Compare 821 vs 1229

Compare 821 vs 1229

Property8211229
Typeprimeprime
Unique factors11
Total factors11
Prime factorization821112291
Prime factorization8211229
Divisors count22
Divisors1, 8211, 1229
Number of properties109
Additive primes75th 
Chen primes97th132nd
Emirps 55th
Good primes40th 
Long primes50th78th
Primes142nd201st
Prime quadruplets (1st member)5th 
Prime triplets (1st member)25th 
Pythagorean primes69th99th
Sexy primes (1st member)64th 
Sexy primes (2nd member) 87th
Sexy prime triplets (3rd member) 33rd
Sophie germain primes 44th
Twin primes (1st member)32nd42nd
Roman numberalsDCCCXXIMCCXXIX
Base 211001101012100110011012
Base 31010102312001123
Base 43031141030314
Base 5112415144045
Base 63445654056
Base 72252734047
Base 81465823158
Base 91112916159
Base 1082110122910
Base 1168711a1811
Base 125851286512
Base 134b21373713
Base 144291463b14
Base 1539b1556e15
Base 16335164cd16
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