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8750768065 = 513373638573
BaseRepresentation
bin10000010011001011…
…00001111111000001
3211120212010002001221
420021211201333001
5120410144034230
64004155155041
7426565205224
oct101145417701
924525102057
108750768065
113790642626
121842745a81
13a95c49390
145d02995bb
1536339a27a
hex209961fc1

8750768065 has 16 divisors (see below), whose sum is σ = 11614328208. Its totient is φ = 6287452416.

The previous prime is 8750768057. The next prime is 8750768083. The reversal of 8750768065 is 5608670578.

8750768065 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 1597696 + 8749170369 = 1264^2 + 93537^2 .

It is a cyclic number.

It is not a de Polignac number, because 8750768065 - 23 = 8750768057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1816882 + ... + 1821691.

It is an arithmetic number, because the mean of its divisors is an integer number (725895513).

Almost surely, 28750768065 is an apocalyptic number.

It is an amenable number.

8750768065 is a deficient number, since it is larger than the sum of its proper divisors (2863560143).

8750768065 is a wasteful number, since it uses less digits than its factorization.

8750768065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3638628.

The product of its (nonzero) digits is 2822400, while the sum is 52.

The square root of 8750768065 is about 93545.5400593743. The cubic root of 8750768065 is about 2060.7029417591.

The spelling of 8750768065 in words is "eight billion, seven hundred fifty million, seven hundred sixty-eight thousand, sixty-five".

Divisors: 1 5 13 37 65 185 481 2405 3638573 18192865 47301449 134627201 236507245 673136005 1750153613 8750768065