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5188707265 = 57221178397
BaseRepresentation
bin1001101010100010…
…10110001111000001
3111101121110122021011
410311101112033001
541111302113030
62214512000521
7242403166300
oct46521261701
914347418234
105188707265
112222987625
121009830141
13648c90ab1
14373184437
152057ceb2a
hex1354563c1

5188707265 has 12 divisors (see below), whose sum is σ = 7243012116. Its totient is φ = 3557970528.

The previous prime is 5188707257. The next prime is 5188707319. The reversal of 5188707265 is 5627078815.

It can be written as a sum of positive squares in 2 ways, for example, as 796199089 + 4392508176 = 28217^2 + 66276^2 .

It is not a de Polignac number, because 5188707265 - 23 = 5188707257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10588954 + ... + 10589443.

It is an arithmetic number, because the mean of its divisors is an integer number (603584343).

Almost surely, 25188707265 is an apocalyptic number.

It is an amenable number.

5188707265 is a deficient number, since it is larger than the sum of its proper divisors (2054304851).

5188707265 is a wasteful number, since it uses less digits than its factorization.

5188707265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21178416 (or 21178409 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 49.

The square root of 5188707265 is about 72032.6819228605. The cubic root of 5188707265 is about 1731.2231724133.

The spelling of 5188707265 in words is "five billion, one hundred eighty-eight million, seven hundred seven thousand, two hundred sixty-five".

Divisors: 1 5 7 35 49 245 21178397 105891985 148248779 741243895 1037741453 5188707265