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23078568 = 2332341809
BaseRepresentation
bin101100000001…
…0011010101000
31121102111211210
41120002122220
521402003233
62142353120
7400110312
oct130023250
947374753
1023078568
11120332a7
12788b7a0
134a20776
1430ca7b2
15205d163
hex16026a8

23078568 has 32 divisors (see below), whose sum is σ = 60206400. Its totient is φ = 7358208.

The previous prime is 23078563. The next prime is 23078579. The reversal of 23078568 is 86587032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23078563) 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, 20353 + ... + 21456.

It is an arithmetic number, because the mean of its divisors is an integer number (1881450).

Almost surely, 223078568 is an apocalyptic number.

It is an amenable number.

23078568 is an abundant number, since it is smaller than the sum of its proper divisors (37127832).

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

23078568 is a wasteful number, since it uses less digits than its factorization.

23078568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41841 (or 41837 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 23078568 is about 4804.0158201238. The cubic root of 23078568 is about 284.7101516118.

The spelling of 23078568 in words is "twenty-three million, seventy-eight thousand, five hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 23 24 46 69 92 138 184 276 552 41809 83618 125427 167236 250854 334472 501708 961607 1003416 1923214 2884821 3846428 5769642 7692856 11539284 23078568