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10764765920 = 25567279787
BaseRepresentation
bin10100000011010000…
…10100101011100000
31000210012210202202002
422001220110223200
5134021240002140
64540102143132
7530522000126
oct120150245340
930705722662
1010764765920
11462447aa67
122105121aa8
131027284b9c
14741959916
154300c5415
hex281a14ae0

10764765920 has 24 divisors (see below), whose sum is σ = 25431759864. Its totient is φ = 4305906304.

The previous prime is 10764765917. The next prime is 10764765929. The reversal of 10764765920 is 2956746701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10764765929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33639734 + ... + 33640053.

It is an arithmetic number, because the mean of its divisors is an integer number (1059656661).

Almost surely, 210764765920 is an apocalyptic number.

10764765920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10764765920 is an abundant number, since it is smaller than the sum of its proper divisors (14666993944).

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

10764765920 is an equidigital number, since it uses as much as digits as its factorization.

10764765920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67279802 (or 67279794 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 47.

The spelling of 10764765920 in words is "ten billion, seven hundred sixty-four million, seven hundred sixty-five thousand, nine hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 67279787 134559574 269119148 336398935 538238296 672797870 1076476592 1345595740 2152953184 2691191480 5382382960 10764765920