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7896825071825 = 5210712723244757
BaseRepresentation
bin111001011101001111101…
…1101000000100011010001
31000221221002022112222221012
41302322133131000203101
52013340144204244300
624443430143140305
71443345454412324
oct162723735004321
930857068488835
107896825071825
11257502a979658
12a7655a8a4695
1345388a3b39c1
141d42cbabc7bb
15da634131435
hex72e9f7408d1

7896825071825 has 24 divisors (see below), whose sum is σ = 9961401572352. Its totient is φ = 6209139222720.

The previous prime is 7896825071801. The next prime is 7896825071831. The reversal of 7896825071825 is 5281705286987.

It is not a de Polignac number, because 7896825071825 - 26 = 7896825071761 is a prime.

It is a Duffinian 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, 11282654 + ... + 11962103.

It is an arithmetic number, because the mean of its divisors is an integer number (415058398848).

Almost surely, 27896825071825 is an apocalyptic number.

It is an amenable number.

7896825071825 is a deficient number, since it is larger than the sum of its proper divisors (2064576500527).

7896825071825 is a wasteful number, since it uses less digits than its factorization.

7896825071825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23245001 (or 23244996 counting only the distinct ones).

The product of its (nonzero) digits is 135475200, while the sum is 68.

The spelling of 7896825071825 in words is "seven trillion, eight hundred ninety-six billion, eight hundred twenty-five million, seventy-one thousand, eight hundred twenty-five".

Divisors: 1 5 25 107 127 535 635 2675 3175 13589 67945 339725 23244757 116223785 581118925 2487188999 2952084139 12435944995 14760420695 62179724975 73802103475 315873002873 1579365014365 7896825071825