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30443668808 = 237543636943
BaseRepresentation
bin11100010110100101…
…011000010101001000
32220120200010121120012
4130112211120111020
5444322034400213
621552521251052
72125264625630
oct342645302510
986520117505
1030443668808
1111a02725a73
125a97633a88
132b42286117
14168b3396c0
15bd2a664a8
hex716958548

30443668808 has 16 divisors (see below), whose sum is σ = 65236433280. Its totient is φ = 13047286608.

The previous prime is 30443668793. The next prime is 30443668811. The reversal of 30443668808 is 80886634403.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271818416 + ... + 271818527.

It is an arithmetic number, because the mean of its divisors is an integer number (4077277080).

Almost surely, 230443668808 is an apocalyptic number.

It is an amenable number.

30443668808 is an abundant number, since it is smaller than the sum of its proper divisors (34792764472).

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

30443668808 is a wasteful number, since it uses less digits than its factorization.

30443668808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543636956 (or 543636952 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 50.

The spelling of 30443668808 in words is "thirty billion, four hundred forty-three million, six hundred sixty-eight thousand, eight hundred eight".

Divisors: 1 2 4 7 8 14 28 56 543636943 1087273886 2174547772 3805458601 4349095544 7610917202 15221834404 30443668808