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25268534316 = 22321734057247
BaseRepresentation
bin10111100010000111…
…110011110000101100
32102020000012112122100
4113202013303300230
5403222221044231
615335212215100
71553114666154
oct274207636054
972200175570
1025268534316
11a797479913
124a9246a490
1324c906816c
141319cc9764
159cd5681e6
hex5e21f3c2c

25268534316 has 36 divisors (see below), whose sum is σ = 64242464832. Its totient is φ = 8374155744.

The previous prime is 25268534311. The next prime is 25268534327. The reversal of 25268534316 is 61343586252.

25268534316 is a `hidden beast` number, since 2 + 52 + 68 + 534 + 3 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (25268534311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2022396 + ... + 2034851.

It is an arithmetic number, because the mean of its divisors is an integer number (1784512912).

Almost surely, 225268534316 is an apocalyptic number.

It is an amenable number.

25268534316 is an abundant number, since it is smaller than the sum of its proper divisors (38973930516).

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

25268534316 is a wasteful number, since it uses less digits than its factorization.

25268534316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4057430 (or 4057425 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The spelling of 25268534316 in words is "twenty-five billion, two hundred sixty-eight million, five hundred thirty-four thousand, three hundred sixteen".

Divisors: 1 2 3 4 6 9 12 18 36 173 346 519 692 1038 1557 2076 3114 6228 4057247 8114494 12171741 16228988 24343482 36515223 48686964 73030446 146060892 701903731 1403807462 2105711193 2807614924 4211422386 6317133579 8422844772 12634267158 25268534316