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5260768531 = 35314903027
BaseRepresentation
bin1001110011001000…
…01111010100010011
3111120122001201201221
410321210033110103
541233224043111
62230004305511
7244236536404
oct47144172423
914518051657
105260768531
11225a626297
1210299a2297
1365aba18b5
1437c9819ab
1520bcb6371
hex13990f513

5260768531 has 4 divisors (see below), whose sum is σ = 5275671912. Its totient is φ = 5245865152.

The previous prime is 5260768529. The next prime is 5260768537. The reversal of 5260768531 is 1358670625.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5260768531 - 21 = 5260768529 is a prime.

It is a super-2 number, since 2×52607685312 = 55351371073519795922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5260768537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7451161 + ... + 7451866.

It is an arithmetic number, because the mean of its divisors is an integer number (1318917978).

Almost surely, 25260768531 is an apocalyptic number.

5260768531 is a deficient number, since it is larger than the sum of its proper divisors (14903381).

5260768531 is a wasteful number, since it uses less digits than its factorization.

5260768531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14903380.

The product of its (nonzero) digits is 302400, while the sum is 43.

The square root of 5260768531 is about 72531.1555884780. The cubic root of 5260768531 is about 1739.2008188605.

The spelling of 5260768531 in words is "five billion, two hundred sixty million, seven hundred sixty-eight thousand, five hundred thirty-one".

Divisors: 1 353 14903027 5260768531