Compare 1219 vs 1229

Property12191229
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization231 × 53112291
Prime factorization23 × 531229
Divisors count42
Divisors1, 23, 53, 12191, 1229
Number of properties19
Chen primes 132nd
Emirps 55th
Long primes 78th
Primes 201st
Pythagorean primes 99th
Semiprimes360th 
Sexy primes (2nd member) 87th
Sexy prime triplets (3rd member) 33rd
Sophie germain primes 44th
Twin primes (1st member) 42nd
Roman numberalsMCCXIXMCCXXIX
Base 2100110000112100110011012
Base 31200011312001123
Base 410300341030314
Base 5143345144045
Base 65351654056
Base 73361734047
Base 82303823158
Base 91604916159
Base 10121910122910
Base 11a0911a1811
Base 128571286512
Base 1372a1373713
Base 146311463b14
Base 155641556e15
Base 164c3164cd16
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