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8785307068 = 2218191120737
BaseRepresentation
bin10000010111010010…
…10010010110111100
3211200021002211200021
420023221102112330
5120443014311233
64011431341524
7430464610066
oct101351222674
924607084607
108785307068
1137a909325a
1218522218a4
13aa0150365
145d4aca736
1536641de2d
hex20ba525bc

8785307068 has 12 divisors (see below), whose sum is σ = 15375259872. Its totient is φ = 4392375680.

The previous prime is 8785306993. The next prime is 8785307087. The reversal of 8785307068 is 8607035878.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12396 + ... + 133132.

It is an arithmetic number, because the mean of its divisors is an integer number (1281271656).

Almost surely, 28785307068 is an apocalyptic number.

It is an amenable number.

8785307068 is a deficient number, since it is larger than the sum of its proper divisors (6589952804).

8785307068 is a wasteful number, since it uses less digits than its factorization.

8785307068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138932 (or 138930 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 52.

The square root of 8785307068 is about 93729.9688893579. The cubic root of 8785307068 is about 2063.4105588897.

The spelling of 8785307068 in words is "eight billion, seven hundred eighty-five million, three hundred seven thousand, sixty-eight".

Divisors: 1 2 4 18191 36382 72764 120737 241474 482948 2196326767 4392653534 8785307068