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13040545351 = 171361563623
BaseRepresentation
bin11000010010100011…
…01110111001000111
31020122211002100020011
430021101232321013
5203201334422401
65554000051051
7641104543441
oct141121567107
936584070204
1013040545351
115592058809
12263b303a87
1312ca8c9832
148b9cc1491
15514cb0451
hex30946ee47

13040545351 has 8 divisors (see below), whose sum is σ = 13817805984. Its totient is φ = 12264414720.

The previous prime is 13040545303. The next prime is 13040545373. The reversal of 13040545351 is 15354504031.

13040545351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-13040545351 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 (13040545051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258675 + ... + 304948.

It is an arithmetic number, because the mean of its divisors is an integer number (1727225748).

Almost surely, 213040545351 is an apocalyptic number.

13040545351 is a deficient number, since it is larger than the sum of its proper divisors (777260633).

13040545351 is a wasteful number, since it uses less digits than its factorization.

13040545351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565001.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 13040545351 in words is "thirteen billion, forty million, five hundred forty-five thousand, three hundred fifty-one".

Divisors: 1 17 1361 23137 563623 9581591 767090903 13040545351