Base | Representation |
---|---|
bin | 1111100110011011… |
… | …11000001001100011 |
3 | 210121200220220001100 |
4 | 13303031320021203 |
5 | 114123104444033 |
6 | 3503031205443 |
7 | 414360210633 |
oct | 76315701143 |
9 | 23550826040 |
10 | 8375468643 |
11 | 3608808613 |
12 | 1758b16883 |
13 | a36275909 |
14 | 5964c46c3 |
15 | 340465513 |
hex | 1f3378263 |
8375468643 has 12 divisors (see below), whose sum is σ = 12392970408. Its totient is φ = 5447459040.
The previous prime is 8375468623. The next prime is 8375468657. The reversal of 8375468643 is 3468645738.
8375468643 is a `hidden beast` number, since 8 + 37 + 546 + 8 + 64 + 3 = 666.
It is not a de Polignac number, because 8375468643 - 26 = 8375468579 is a prime.
It is a super-2 number, since 2×83754686432 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 8375468643.
It is not an unprimeable number, because it can be changed into a prime (8375468623) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11348505 + ... + 11349242.
It is an arithmetic number, because the mean of its divisors is an integer number (1032747534).
Almost surely, 28375468643 is an apocalyptic number.
8375468643 is a deficient number, since it is larger than the sum of its proper divisors (4017501765).
8375468643 is a wasteful number, since it uses less digits than its factorization.
8375468643 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22697794 (or 22697791 counting only the distinct ones).
The product of its digits is 11612160, while the sum is 54.
The square root of 8375468643 is about 91517.5865230285. The cubic root of 8375468643 is about 2030.8119284434.
The spelling of 8375468643 in words is "eight billion, three hundred seventy-five million, four hundred sixty-eight thousand, six hundred forty-three".
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