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30255108 = 22313193943
BaseRepresentation
bin111001101101…
…0100000000100
32002221010012120
41303122200010
530221130413
63000245540
7515110212
oct163324004
962833176
1030255108
1116095124
12a1708b0
136364140
144037cb2
1529c9723
hex1cda804

30255108 has 24 divisors (see below), whose sum is σ = 76026048. Its totient is φ = 9309216.

The previous prime is 30255073. The next prime is 30255109. The reversal of 30255108 is 80155203.

It is not an unprimeable number, because it can be changed into a prime (30255109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96816 + ... + 97127.

It is an arithmetic number, because the mean of its divisors is an integer number (3167752).

Almost surely, 230255108 is an apocalyptic number.

It is an amenable number.

30255108 is an abundant number, since it is smaller than the sum of its proper divisors (45770940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30255108 is a wasteful number, since it uses less digits than its factorization.

30255108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193963 (or 193961 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 30255108 is about 5500.4643440350. The cubic root of 30255108 is about 311.6015212038.

The spelling of 30255108 in words is "thirty million, two hundred fifty-five thousand, one hundred eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 193943 387886 581829 775772 1163658 2327316 2521259 5042518 7563777 10085036 15127554 30255108