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68599922713 = 710199617261
BaseRepresentation
bin111111111000110111…
…111100000000011001
320120001211212010220021
4333320313330000121
52110443040011323
651303034230441
74645653502450
oct777067740031
9216054763807
1068599922713
1127102960303
1211365b85421
13661336c95a
14346aac3b97
151bb775305d
hexff8dfc019

68599922713 has 8 divisors (see below), whose sum is σ = 78476857920. Its totient is φ = 58742224080.

The previous prime is 68599922683. The next prime is 68599922747. The reversal of 68599922713 is 31722999586.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 68599922713 - 217 = 68599791641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68599920713) 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, 4801498 + ... + 4815763.

It is an arithmetic number, because the mean of its divisors is an integer number (9809607240).

Almost surely, 268599922713 is an apocalyptic number.

It is an amenable number.

68599922713 is a deficient number, since it is larger than the sum of its proper divisors (9876935207).

68599922713 is a wasteful number, since it uses less digits than its factorization.

68599922713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9618287.

The product of its digits is 14696640, while the sum is 61.

The spelling of 68599922713 in words is "sixty-eight billion, five hundred ninety-nine million, nine hundred twenty-two thousand, seven hundred thirteen".

Divisors: 1 7 1019 7133 9617261 67320827 9799988959 68599922713