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5288812157 = 291076412659
BaseRepresentation
bin1001110110011110…
…01101111001111101
3111122120211111100202
410323033031321331
541312413442112
62232445333245
7245030106266
oct47317157175
914576744322
105288812157
11227443a942
121037267225
13663940265
143825a196d
1520e4a56c2
hex13b3cde7d

5288812157 has 16 divisors (see below), whose sum is σ = 5533012800. Its totient is φ = 5048924160.

The previous prime is 5288812117. The next prime is 5288812169. The reversal of 5288812157 is 7512188825.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5288812157 - 26 = 5288812093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5288812117) 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, 1987694 + ... + 1990352.

It is an arithmetic number, because the mean of its divisors is an integer number (345813300).

Almost surely, 25288812157 is an apocalyptic number.

It is an amenable number.

5288812157 is a deficient number, since it is larger than the sum of its proper divisors (244200643).

5288812157 is a wasteful number, since it uses less digits than its factorization.

5288812157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3436.

The product of its digits is 358400, while the sum is 47.

The square root of 5288812157 is about 72724.2198789372. The cubic root of 5288812157 is about 1742.2857348758.

The spelling of 5288812157 in words is "five billion, two hundred eighty-eight million, eight hundred twelve thousand, one hundred fifty-seven".

Divisors: 1 29 107 641 2659 3103 18589 68587 77111 284513 1704419 1989023 8250877 49428151 182372833 5288812157