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23163108 = 2231930259
BaseRepresentation
bin101100001011…
…1000011100100
31121120210210220
41120113003210
521412204413
62144244340
7400611633
oct130270344
947523726
1023163108
1112090871
1279106b0
134a500a7
14310d51a
152078223
hex16170e4

23163108 has 12 divisors (see below), whose sum is σ = 54047280. Its totient is φ = 7721032.

The previous prime is 23163097. The next prime is 23163131. The reversal of 23163108 is 80136132.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 965118 + ... + 965141.

It is an arithmetic number, because the mean of its divisors is an integer number (4503940).

Almost surely, 223163108 is an apocalyptic number.

It is an amenable number.

23163108 is an abundant number, since it is smaller than the sum of its proper divisors (30884172).

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

23163108 is a wasteful number, since it uses less digits than its factorization.

23163108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1930266 (or 1930264 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 23163108 is about 4812.8066655539. The cubic root of 23163108 is about 285.0573722602.

The spelling of 23163108 in words is "twenty-three million, one hundred sixty-three thousand, one hundred eight".

Divisors: 1 2 3 4 6 12 1930259 3860518 5790777 7721036 11581554 23163108