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23264108780 = 22511105745949
BaseRepresentation
bin10101101010101001…
…100010000011101100
32020001022112011201112
4111222221202003230
5340121102440110
614404250331152
71452335443013
oct255251420354
966038464645
1023264108780
119958a8a290
124613129ab8
132269a01653
1411a99dba7a
159125ce405
hex56aa620ec

23264108780 has 24 divisors (see below), whose sum is σ = 53295958800. Its totient is φ = 8459675840.

The previous prime is 23264108759. The next prime is 23264108783. The reversal of 23264108780 is 8780146232.

It is not an unprimeable number, because it can be changed into a prime (23264108783) 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, 52872755 + ... + 52873194.

It is an arithmetic number, because the mean of its divisors is an integer number (2220664950).

Almost surely, 223264108780 is an apocalyptic number.

23264108780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23264108780 is an abundant number, since it is smaller than the sum of its proper divisors (30031850020).

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

23264108780 is a wasteful number, since it uses less digits than its factorization.

23264108780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105745969 (or 105745967 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 41.

The spelling of 23264108780 in words is "twenty-three billion, two hundred sixty-four million, one hundred eight thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 105745949 211491898 422983796 528729745 1057459490 1163205439 2114918980 2326410878 4652821756 5816027195 11632054390 23264108780