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5257830260 = 225262891513
BaseRepresentation
bin1001110010110010…
…00001111101110100
3111120102112110012002
410321121001331310
541232001032020
62225421314432
7244202551124
oct47131017564
914512473162
105257830260
1122589a9771
121028a05a18
1365a3b3387
1437c418c84
1520b8d5975
hex139641f74

5257830260 has 12 divisors (see below), whose sum is σ = 11041443588. Its totient is φ = 2103132096.

The previous prime is 5257830247. The next prime is 5257830269. The reversal of 5257830260 is 620387525.

It can be written as a sum of positive squares in 2 ways, for example, as 3979338724 + 1278491536 = 63082^2 + 35756^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5257830269) 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 3 ways as a sum of consecutive naturals, for example, 131445737 + ... + 131445776.

It is an arithmetic number, because the mean of its divisors is an integer number (920120299).

Almost surely, 25257830260 is an apocalyptic number.

It is an amenable number.

5257830260 is an abundant number, since it is smaller than the sum of its proper divisors (5783613328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5257830260 is a wasteful number, since it uses less digits than its factorization.

5257830260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262891522 (or 262891520 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 5257830260 is about 72510.8975258202. The cubic root of 5257830260 is about 1738.8769628184.

The spelling of 5257830260 in words is "five billion, two hundred fifty-seven million, eight hundred thirty thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 262891513 525783026 1051566052 1314457565 2628915130 5257830260