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968109190975 = 5261976764997
BaseRepresentation
bin11100001011001111100…
…11011110111100111111
310102112212012020110202001
432011213303132330333
5111330141423102400
62020424311443131
7126641435230303
oct16054763367477
93375765213661
10968109190975
11343633444083
121377619864a7
13703a526a444
1434bdcc47d03
151a2b1b47a6a
hexe167cdef3f

968109190975 has 24 divisors (see below), whose sum is σ = 1220278691808. Its totient is φ = 761701123200.

The previous prime is 968109190967. The next prime is 968109190987. The reversal of 968109190975 is 579091901869.

It is not a de Polignac number, because 968109190975 - 23 = 968109190967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14862177 + ... + 14927173.

It is an arithmetic number, because the mean of its divisors is an integer number (50844945492).

Almost surely, 2968109190975 is an apocalyptic number.

968109190975 is a deficient number, since it is larger than the sum of its proper divisors (252169500833).

968109190975 is a wasteful number, since it uses less digits than its factorization.

968109190975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74835 (or 74830 counting only the distinct ones).

The product of its (nonzero) digits is 11022480, while the sum is 64.

The spelling of 968109190975 in words is "nine hundred sixty-eight billion, one hundred nine million, one hundred ninety thousand, nine hundred seventy-five".

Divisors: 1 5 25 61 305 1525 9767 48835 64997 244175 324985 595787 1624925 2978935 3964817 14894675 19824085 99120425 634825699 3174128495 15870642475 38724367639 193621838195 968109190975