Compare 28111 vs 28118

Property2811128118
Typeprimecomposite number
Unique factors13
Total factors13
Prime factorization28111121 × 171 × 8271
Prime factorization281112 × 17 × 827
Divisors count28
Divisors1, 281111, 2, 17, 34, 827, 1654, 14059, 28118
Number of properties50
Additive primes1404th 
Chen primes1491st 
Harmonic primes1144th 
Primes3068th 
Twin primes (2nd member)448th 
Roman numberals  
Base 211011011100111121101101110101102
Base 31102120011311021201023
Base 4123130334123131124
Base 51344421513444335
Base 633405163341026
Base 714464671446567
Base 8667178667268
Base 9425049425129
Base 1028111102811810
Base 111a136111a14211
Base 1214327121433212
Base 13ca4513ca4c13
Base 14a35d14a36614
Base 1584e11584e815
Base 166dcf166dd616
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