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5306124785 = 51381632689
BaseRepresentation
bin1001111000100010…
…10000100111110001
3111200210102001211012
410330101100213301
541331331443120
62234304400305
7245330213363
oct47421204761
914623361735
105306124785
1122831950a5
121041016095
136673c2410
143849cad33
15210c751c5
hex13c4509f1

5306124785 has 8 divisors (see below), whose sum is σ = 6857145960. Its totient is φ = 3918369024.

The previous prime is 5306124767. The next prime is 5306124797. The reversal of 5306124785 is 5874216035.

It can be written as a sum of positive squares in 4 ways, for example, as 231557089 + 5074567696 = 15217^2 + 71236^2 .

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 5306124785 - 28 = 5306124529 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40816280 + ... + 40816409.

It is an arithmetic number, because the mean of its divisors is an integer number (857143245).

Almost surely, 25306124785 is an apocalyptic number.

It is an amenable number.

5306124785 is a deficient number, since it is larger than the sum of its proper divisors (1551021175).

5306124785 is a wasteful number, since it uses less digits than its factorization.

5306124785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81632707.

The product of its (nonzero) digits is 201600, while the sum is 41.

The square root of 5306124785 is about 72843.1519430619. The cubic root of 5306124785 is about 1744.1847555973.

The spelling of 5306124785 in words is "five billion, three hundred six million, one hundred twenty-four thousand, seven hundred eighty-five".

Divisors: 1 5 13 65 81632689 408163445 1061224957 5306124785