1. Numbers
  2. Compare 199811 vs 199819

Compare 199811 vs 199819

Property199811199819
Typeprimeprime
Unique factors11
Total factors11
Prime factorization19981111998191
Prime factorization199811199819
Divisors count22
Divisors1, 1998111, 199819
Number of properties87
Additive primes7214th7216th
Chen primes7520th 
Cousin primes (2nd member)2134th 
Harmonic primes6753rd 
Isolated primes 13655th
Long primes6734th6735th
Lucky primes 2315th
Primes17970th17972nd
Prime triplets (2nd member)840th 
Sexy primes (2nd member) 4294th
Sexy prime triplets (3rd member) 865th
Twin primes (1st member)2159th 
Roman numberals  
Base 211000011001000001121100001100100010112
Base 310101100210231010110022013
Base 430030200343003020234
Base 5223432215223432345
Base 64141015641410316
Base 71461353714613647
Base 860620386062138
Base 933407293340819
Base 101998111019981910
Base 111271371112714411
Base 129776b129777712
Base 136cc41136cc4913
Base 1452b631452b6b14
Base 153e30b153e31415
Base 1630c831630c8b16
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