Base | Representation |
---|---|
bin | 1000111000100101001000… |
… | …0001111011010111100100 |
3 | 1021120211020220102201210200 |
4 | 2032021102001323113210 |
5 | 2240020113224240012 |
6 | 32435230130150500 |
7 | 2025503261630661 |
oct | 216112201732744 |
9 | 37524226381720 |
10 | 9768131868132 |
11 | 312670686a760 |
12 | 1119167722430 |
13 | 55b19171aab1 |
14 | 25aacc872a68 |
15 | 11e158d7e3dc |
hex | 8e25207b5e4 |
9768131868132 has 36 divisors (see below), whose sum is σ = 26936363637456. Its totient is φ = 2960039959920.
The previous prime is 9768131868109. The next prime is 9768131868181. The reversal of 9768131868132 is 2318681318679.
It is a tau number, because it is divible by the number of its divisors (36).
It is a self number, because there is not a number n which added to its sum of digits gives 9768131868132.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12333499438 + ... + 12333500229.
Almost surely, 29768131868132 is an apocalyptic number.
It is an amenable number.
9768131868132 is an abundant number, since it is smaller than the sum of its proper divisors (17168231769324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9768131868132 is a wasteful number, since it uses less digits than its factorization.
9768131868132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24666999688 (or 24666999683 counting only the distinct ones).
The product of its digits is 20901888, while the sum is 63.
The spelling of 9768131868132 in words is "nine trillion, seven hundred sixty-eight billion, one hundred thirty-one million, eight hundred sixty-eight thousand, one hundred thirty-two".
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