1. Numbers
  2. Compare 28729 vs 28730

Compare 28729 vs 28730

Property2872928730
Typeprimecomposite number
Unique factors14
Total factors15
Prime factorization28729121 × 51 × 132 × 171
Prime factorization287292 × 5 × 13 × 13 × 17
Divisors count224
Divisors1, 287291, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 169, 170, 221, 338, 442, 845, 1105, 1690, 2210, 2873, 5746, 14365, 28730
Number of properties50
Isolated primes2217th 
Primes3130th 
Pythagorean primes1556th 
Sexy primes (2nd member)921st 
Ulam primes238th 
Roman numberals  
Base 211100000011100121110000001110102
Base 31110102001311101020023
Base 4130003214130003224
Base 51404404514044105
Base 634100163410026
Base 714652171465227
Base 8700718700728
Base 9433619433629
Base 1028729102873010
Base 111a648111a64911
Base 1214761121476212
Base 13100cc131010013
Base 14a68114a68214
Base 1587a41587a515
Base 16703916703a16
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