Base | Representation |
---|---|
bin | 10000001111011111… |
… | …10111111010000100 |
3 | 211111201002002011022 |
4 | 20013233313322010 |
5 | 120324300043433 |
6 | 4001134130312 |
7 | 426042065324 |
oct | 100757677204 |
9 | 24451062138 |
10 | 8719924868 |
11 | 3775196686 |
12 | 1834350998 |
13 | a8c73a675 |
14 | 5ca14b284 |
15 | 360806698 |
hex | 207bf7e84 |
8719924868 has 12 divisors (see below), whose sum is σ = 15510030732. Its totient is φ = 4288487520.
The previous prime is 8719924867. The next prime is 8719924877. The reversal of 8719924868 is 8684299178.
It can be written as a sum of positive squares in 2 ways, for example, as 857201284 + 7862723584 = 29278^2 + 88672^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 8719924868.
It is not an unprimeable number, because it can be changed into a prime (8719924867) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17868455 + ... + 17868942.
It is an arithmetic number, because the mean of its divisors is an integer number (1292502561).
Almost surely, 28719924868 is an apocalyptic number.
It is an amenable number.
8719924868 is a deficient number, since it is larger than the sum of its proper divisors (6790105864).
8719924868 is a wasteful number, since it uses less digits than its factorization.
8719924868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35737462 (or 35737460 counting only the distinct ones).
The product of its digits is 13934592, while the sum is 62.
The square root of 8719924868 is about 93380.5379509028. The cubic root of 8719924868 is about 2058.2790216939.
The spelling of 8719924868 in words is "eight billion, seven hundred nineteen million, nine hundred twenty-four thousand, eight hundred sixty-eight".
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