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56835465247 = 11113199229771
BaseRepresentation
bin110100111011101010…
…000110000000011111
312102200221221210011101
4310323222012000133
51412344334341442
642035421133531
74051302324601
oct647352060037
9172627853141
1056835465247
1122116158290
12b0220ba2a7
135489c58112
142a7249b171
151729a0ccb7
hexd3ba8601f

56835465247 has 16 divisors (see below), whose sum is σ = 62865619200. Its totient is φ = 50953795200.

The previous prime is 56835465229. The next prime is 56835465319. The reversal of 56835465247 is 74256453865.

56835465247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2k-56835465247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56835465227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132472 + ... + 362242.

It is an arithmetic number, because the mean of its divisors is an integer number (3929101200).

Almost surely, 256835465247 is an apocalyptic number.

56835465247 is a deficient number, since it is larger than the sum of its proper divisors (6030153953).

56835465247 is a wasteful number, since it uses less digits than its factorization.

56835465247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230094.

The product of its digits is 24192000, while the sum is 55.

The spelling of 56835465247 in words is "fifty-six billion, eight hundred thirty-five million, four hundred sixty-five thousand, two hundred forty-seven".

Divisors: 1 11 113 199 1243 2189 22487 229771 247357 2527481 25964123 45724429 285605353 502968719 5166860477 56835465247