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5316815530 = 251340898581
BaseRepresentation
bin1001111001110100…
…00010101010101010
3111201112112012202201
410330322002222222
541342101044110
62235325450414
7245520120625
oct47472025252
914645465681
105316815530
112289227224
121044710a0a
136696964c0
143861b0dbc
15211b87b3a
hex13ce82aaa

5316815530 has 16 divisors (see below), whose sum is σ = 10306442664. Its totient is φ = 1963131840.

The previous prime is 5316815527. The next prime is 5316815533. The reversal of 5316815530 is 355186135.

It is an interprime number because it is at equal distance from previous prime (5316815527) and next prime (5316815533).

It can be written as a sum of positive squares in 4 ways, for example, as 4566110329 + 750705201 = 67573^2 + 27399^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5316815530.

It is not an unprimeable number, because it can be changed into a prime (5316815533) 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, 20449161 + ... + 20449420.

Almost surely, 25316815530 is an apocalyptic number.

5316815530 is a deficient number, since it is larger than the sum of its proper divisors (4989627134).

5316815530 is a wasteful number, since it uses less digits than its factorization.

5316815530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40898601.

The product of its (nonzero) digits is 54000, while the sum is 37.

The square root of 5316815530 is about 72916.4969674216. The cubic root of 5316815530 is about 1745.3553603965.

The spelling of 5316815530 in words is "five billion, three hundred sixteen million, eight hundred fifteen thousand, five hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 40898581 81797162 204492905 408985810 531681553 1063363106 2658407765 5316815530