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5188804831 = 73123911543
BaseRepresentation
bin1001101010100011…
…01110000011011111
3111101121122121002201
410311101232003133
541111313223311
62214514032331
7242404053610
oct46521560337
914347577081
105188804831
112222a43961
1210098786a7
13648cc6322
143731abc07
152057ed9c1
hex13546e0df

5188804831 has 8 divisors (see below), whose sum is σ = 6121355264. Its totient is φ = 4304077560.

The previous prime is 5188804783. The next prime is 5188804847. The reversal of 5188804831 is 1384088815.

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

It is a cyclic number.

It is not a de Polignac number, because 5188804831 - 29 = 5188804319 is a prime.

It is a super-2 number, since 2×51888048312 = 53847391148417877122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5188804871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11955555 + ... + 11955988.

It is an arithmetic number, because the mean of its divisors is an integer number (765169408).

Almost surely, 25188804831 is an apocalyptic number.

5188804831 is a deficient number, since it is larger than the sum of its proper divisors (932550433).

5188804831 is a wasteful number, since it uses less digits than its factorization.

5188804831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23911581.

The product of its (nonzero) digits is 245760, while the sum is 46.

The square root of 5188804831 is about 72033.3591539364. The cubic root of 5188804831 is about 1731.2340233795.

The spelling of 5188804831 in words is "five billion, one hundred eighty-eight million, eight hundred four thousand, eight hundred thirty-one".

Divisors: 1 7 31 217 23911543 167380801 741257833 5188804831