Base | Representation |
---|---|
bin | 100101010100111100… |
… | …0100111110100010010 |
3 | 21122220110102210111201 |
4 | 1022221320213310102 |
5 | 2303131324311421 |
6 | 100454054301414 |
7 | 5535300251230 |
oct | 1125170476422 |
9 | 248813383451 |
10 | 80159603986 |
11 | 30aa5008a00 |
12 | 1365135786a |
13 | 7736217247 |
14 | 3c46043950 |
15 | 21424e8b91 |
hex | 12a9e27d12 |
80159603986 has 24 divisors (see below), whose sum is σ = 151044546240. Its totient is φ = 31231013880.
The previous prime is 80159603911. The next prime is 80159604001. The reversal of 80159603986 is 68930695108.
It is a happy number.
It is a super-2 number, since 2×801596039862 (a number of 23 digits) contains 22 as substring.
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, 23658166 + ... + 23661553.
It is an arithmetic number, because the mean of its divisors is an integer number (6293522760).
Almost surely, 280159603986 is an apocalyptic number.
80159603986 is a deficient number, since it is larger than the sum of its proper divisors (70884942254).
80159603986 is a wasteful number, since it uses less digits than its factorization.
80159603986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47319750 (or 47319739 counting only the distinct ones).
The product of its (nonzero) digits is 2799360, while the sum is 55.
The spelling of 80159603986 in words is "eighty billion, one hundred fifty-nine million, six hundred three thousand, nine hundred eighty-six".
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