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5315052361 = 6538779281
BaseRepresentation
bin1001111001100110…
…10100001101001001
3111201102012122011011
410330303110031021
541341123133421
62235224003521
7245466125323
oct47463241511
914642178134
105315052361
112288232563
1210440005a1
136691c9ac8
14385c72613
1521193a4e1
hex13ccd4349

5315052361 has 8 divisors (see below), whose sum is σ = 5329835784. Its totient is φ = 5300290560.

The previous prime is 5315052349. The next prime is 5315052377. The reversal of 5315052361 is 1632505135.

It can be written as a sum of positive squares in 4 ways, for example, as 2030043136 + 3285009225 = 45056^2 + 57315^2 .

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 5315052361 - 217 = 5314921289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5315052311) 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, 568041 + ... + 577321.

It is an arithmetic number, because the mean of its divisors is an integer number (666229473).

Almost surely, 25315052361 is an apocalyptic number.

It is an amenable number.

5315052361 is a deficient number, since it is larger than the sum of its proper divisors (14783423).

5315052361 is an equidigital number, since it uses as much as digits as its factorization.

5315052361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10811.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 5315052361 is about 72904.4056350506. The cubic root of 5315052361 is about 1745.1624067583.

Adding to 5315052361 its reverse (1632505135), we get a palindrome (6947557496).

The spelling of 5315052361 in words is "five billion, three hundred fifteen million, fifty-two thousand, three hundred sixty-one".

Divisors: 1 653 877 9281 572681 6060493 8139437 5315052361