1. Numbers
  2. Compare 71987 vs 71990

Compare 71987 vs 71990

Property7198771990
Typeprimecomposite number
Unique factors14
Total factors14
Prime factorization71987121 × 51 × 231 × 3131
Prime factorization719872 × 5 × 23 × 313
Divisors count216
Divisors1, 719871, 2, 5, 10, 23, 46, 115, 230, 313, 626, 1565, 3130, 7199, 14398, 35995, 71990
Number of properties70
Chen primes3250th 
Cousin primes (2nd member)923rd 
Isolated primes5265th 
Primes7126th 
Safe primes510th 
Sexy primes (1st member)1871st 
Sexy prime triplets (1st member)421st 
Roman numberals  
Base 2100011001001100112100011001001101102
Base 3101222020123101222020223
Base 410121030341012103124
Base 54300422543004305
Base 61313135613131426
Base 741660674166127
Base 821446382144668
Base 911866591186689
Base 1071987107199010
Base 114a0a3114a0a611
Base 12357ab12357b212
Base 13269c613269c913
Base 141c33d141c34214
Base 15164e215164e515
Base 1611933161193616
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