Compare 28111 vs 28112

Property2811128112
Typeprimecomposite number
Unique factors13
Total factors16
Prime factorization28111124 × 71 × 2511
Prime factorization281112 × 2 × 2 × 2 × 7 × 251
Divisors count220
Divisors1, 281111, 2, 4, 7, 8, 14, 16, 28, 56, 112, 251, 502, 1004, 1757, 2008, 3514, 4016, 7028, 14056, 28112
Number of properties50
Additive primes1404th 
Chen primes1491st 
Harmonic primes1144th 
Primes3068th 
Twin primes (2nd member)448th 
Roman numberals  
Base 211011011100111121101101110100002
Base 31102120011311021200123
Base 4123130334123131004
Base 51344421513444225
Base 633405163340526
Base 714464671446507
Base 8667178667208
Base 9425049425059
Base 1028111102811210
Base 111a136111a13711
Base 1214327121432812
Base 13ca4513ca4613
Base 14a35d14a36014
Base 1584e11584e215
Base 166dcf166dd016
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