Compare 491 vs 495

Property491495
Typeprimecomposite number
Unique factors13
Total factors14
Prime factorization491132 × 51 × 111
Prime factorization4913 × 3 × 5 × 11
Divisors count212
Divisors1, 4911, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495
Number of properties70
Chen primes66th 
Cousin primes (2nd member)26th 
Harmonic primes38th 
Isolated primes47th 
Long primes34th 
Primes94th 
Sophie germain primes25th 
Roman numberalsCDXCICDXCV
Base 211110101121111011112
Base 320001232001003
Base 4132234132334
Base 53431534405
Base 62135621436
Base 71301713057
Base 875387578
Base 960596109
Base 104911049510
Base 114071141011
Base 1234b1235312
Base 132ba132c113
Base 142711427514
Base 1522b1523015
Base 161eb161ef16
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