Base | Representation |
---|---|
bin | 1010111000101011111011… |
… | …0110110000011011000000 |
3 | 1120101020000212012011020020 |
4 | 2232022332312300123000 |
5 | 3032044433103134213 |
6 | 41242250211213440 |
7 | 2343505335062034 |
oct | 256127666603300 |
9 | 46336025164206 |
10 | 11968980911808 |
11 | 38a501a76a828 |
12 | 14138035a7280 |
13 | 68a89316622b |
14 | 2d54320981c4 |
15 | 15b519ae4923 |
hex | ae2bedb06c0 |
11968980911808 has 56 divisors (see below), whose sum is σ = 31785653441520. Its totient is φ = 3974828835840.
The previous prime is 11968980911759. The next prime is 11968980911869. The reversal of 11968980911808 is 80811908986911.
11968980911808 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115819063 + ... + 115922358.
Almost surely, 211968980911808 is an apocalyptic number.
It is an amenable number.
11968980911808 is an abundant number, since it is smaller than the sum of its proper divisors (19816672529712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11968980911808 is a wasteful number, since it uses less digits than its factorization.
11968980911808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 231741705 (or 231741695 counting only the distinct ones).
The product of its (nonzero) digits is 17915904, while the sum is 69.
The spelling of 11968980911808 in words is "eleven trillion, nine hundred sixty-eight billion, nine hundred eighty million, nine hundred eleven thousand, eight hundred eight".
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