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5310605556 = 2232147516821
BaseRepresentation
bin1001111001000100…
…10110100011110100
3111201002211201021200
410330202112203310
541334003334211
62234544412500
7245413255014
oct47442264364
914632751250
105310605556
112285775613
121042617130
13668300a69
14385435c44
1521135cb56
hex13c8968f4

5310605556 has 18 divisors (see below), whose sum is σ = 13424030802. Its totient is φ = 1770201840.

The previous prime is 5310605551. The next prime is 5310605569. The reversal of 5310605556 is 6555060135.

It can be written as a sum of positive squares in only one way, i.e., 2812605156 + 2498000400 = 53034^2 + 49980^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 147516821 = 5310605556 / (5 + 3 + 1 + 0 + 6 + 0 + 5 + 5 + 5 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 5310605556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5310605551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73758375 + ... + 73758446.

It is an arithmetic number, because the mean of its divisors is an integer number (745779489).

Almost surely, 25310605556 is an apocalyptic number.

It is an amenable number.

5310605556 is an abundant number, since it is smaller than the sum of its proper divisors (8113425246).

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

5310605556 is a wasteful number, since it uses less digits than its factorization.

5310605556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147516831 (or 147516826 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The square root of 5310605556 is about 72873.9017481567. The cubic root of 5310605556 is about 1744.6755779293.

The spelling of 5310605556 in words is "five billion, three hundred ten million, six hundred five thousand, five hundred fifty-six".

Divisors: 1 2 3 4 6 9 12 18 36 147516821 295033642 442550463 590067284 885100926 1327651389 1770201852 2655302778 5310605556