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10800795213 = 321392314489
BaseRepresentation
bin10100000111100011…
…10000111001001101
31000212201121020122100
422003301300321031
5134110000421323
64543430305313
7531440146605
oct120361607115
930781536570
1010800795213
11464284933a
1221151b8239
13103188b2b0
14746657c05
15433340943
hex283c70e4d

10800795213 has 12 divisors (see below), whose sum is σ = 16801237180. Its totient is φ = 6646643136.

The previous prime is 10800795211. The next prime is 10800795221. The reversal of 10800795213 is 31259700801.

It can be written as a sum of positive squares in 2 ways, for example, as 6888668004 + 3912127209 = 82998^2 + 62547^2 .

It is not a de Polignac number, because 10800795213 - 21 = 10800795211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10800795211) 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, 46157128 + ... + 46157361.

Almost surely, 210800795213 is an apocalyptic number.

10800795213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

10800795213 is a deficient number, since it is larger than the sum of its proper divisors (6000441967).

10800795213 is a wasteful number, since it uses less digits than its factorization.

10800795213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92314508 (or 92314505 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The spelling of 10800795213 in words is "ten billion, eight hundred million, seven hundred ninety-five thousand, two hundred thirteen".

Divisors: 1 3 9 13 39 117 92314489 276943467 830830401 1200088357 3600265071 10800795213