1. Numbers
  2. Compare 39989 vs 39990

Compare 39989 vs 39990

Property3998939990
Typeprimecomposite number
Unique factors15
Total factors15
Prime factorization39989121 × 31 × 51 × 311 × 431
Prime factorization399892 × 3 × 5 × 31 × 43
Divisors count232
Divisors1, 399891, 2, 3, 5, 6, 10, 15, 30, 31, 43, 62, 86, 93, 129, 155, 186, 215, 258, 310, 430, 465, 645, 930, 1290, 1333, 2666, 3999, 6665, 7998, 13330, 19995, 39990
Number of properties80
Emirps980th 
Harmonic primes1567th 
Isolated primes3022nd 
Long primes1587th 
Primes4203rd 
Pythagorean primes2085th 
Sexy primes (2nd member)1194th 
Sophie germain primes565th 
Roman numberals  
Base 21001110000110101210011100001101102
Base 32000212002320002120103
Base 4213003114213003124
Base 52234424522344305
Base 650504565050506
Base 722440572244067
Base 811606581160668
Base 9607629607639
Base 1039989103999010
Base 1128054112805511
Base 121b185121b18612
Base 1315281131528213
Base 1410805141080614
Base 15bcae15bcb015
Base 169c35169c3616
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