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10869357925 = 52538203289
BaseRepresentation
bin10100001111101110…
…10011110101100101
31001001111121121000001
422013313103311211
5134230023423200
64554320021301
7533232006106
oct120767236545
931044547001
1010869357925
114678518538
122134161831
131042b4584a
147517c43ad
1543938576a
hex287dd3d65

10869357925 has 12 divisors (see below), whose sum is σ = 13732307460. Its totient is φ = 8531419520.

The previous prime is 10869357907. The next prime is 10869357937. The reversal of 10869357925 is 52975396801.

It can be written as a sum of positive squares in 6 ways, for example, as 384826689 + 10484531236 = 19617^2 + 102394^2 .

It is not a de Polignac number, because 10869357925 - 219 = 10868833637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4100320 + ... + 4102969.

It is an arithmetic number, because the mean of its divisors is an integer number (1144358955).

Almost surely, 210869357925 is an apocalyptic number.

It is an amenable number.

10869357925 is a deficient number, since it is larger than the sum of its proper divisors (2862949535).

10869357925 is an equidigital number, since it uses as much as digits as its factorization.

10869357925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8203352 (or 8203347 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 55.

The spelling of 10869357925 in words is "ten billion, eight hundred sixty-nine million, three hundred fifty-seven thousand, nine hundred twenty-five".

Divisors: 1 5 25 53 265 1325 8203289 41016445 205082225 434774317 2173871585 10869357925