1. Numbers
  2. Compare 1489 vs 1491

Compare 1489 vs 1491

Property14891491
Typeprimecomposite number
Unique factors13
Total factors13
Prime factorization1489131 × 71 × 711
Prime factorization14893 × 7 × 71
Divisors count28
Divisors1, 14891, 3, 7, 21, 71, 213, 497, 1491
Number of properties120
Centered triangular primes9th 
Cousin primes (1st member)53rd 
Harmonic primes81st 
Primes237th 
Prime quadruplets (4th member)6th 
Prime quintuplet 2s (4th member)4th 
Prime triplets (2nd member)41st 
Prime triplets (3rd member)40th 
Pythagorean primes115th 
Sexy primes (2nd member)103rd 
Twin primes (2nd member)50th 
Ulam primes21st 
Roman numberalsMCDLXXXIXMCDXCI
Base 2101110100012101110100112
Base 32001011320010203
Base 411310141131034
Base 5214245214315
Base 6105216105236
Base 74225742307
Base 82721827238
Base 92034920369
Base 10148910149110
Base 11113411113611
Base 12a4112a4312
Base 138a7138a913
Base 147851478714
Base 156941569615
Base 165d1165d316
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