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5130025431 = 343101393739
BaseRepresentation
bin1001100011100010…
…11111100111010111
3111020112001021220220
410301301133213113
541001241303211
62205014125423
7241061332236
oct46161374727
914215037826
105130025431
1121a2847043
12bb2050873
13639a85b0b
1436946ab1d
1520058c806
hex131c5f9d7

5130025431 has 16 divisors (see below), whose sum is σ = 7068420480. Its totient is φ = 3307399200.

The previous prime is 5130025429. The next prime is 5130025471. The reversal of 5130025431 is 1345200315.

5130025431 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5130025431 - 21 = 5130025429 is a prime.

It is a super-2 number, since 2×51300254312 = 52634321845413471522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5130025471) 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, 183841 + ... + 209898.

It is an arithmetic number, because the mean of its divisors is an integer number (441776280).

Almost surely, 25130025431 is an apocalyptic number.

5130025431 is a deficient number, since it is larger than the sum of its proper divisors (1938395049).

5130025431 is a wasteful number, since it uses less digits than its factorization.

5130025431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393886.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 5130025431 is about 71624.1958488889. The cubic root of 5130025431 is about 1724.6719735852.

Adding to 5130025431 its reverse (1345200315), we get a palindrome (6475225746).

The spelling of 5130025431 in words is "five billion, one hundred thirty million, twenty-five thousand, four hundred thirty-one".

Divisors: 1 3 43 101 129 303 4343 13029 393739 1181217 16930777 39767639 50792331 119302917 1710008477 5130025431