Base | Representation |
---|---|
bin | 100101010101000110… |
… | …0110001011001111011 |
3 | 21122220211101011021000 |
4 | 1022222030301121323 |
5 | 2303134202324024 |
6 | 100454403420043 |
7 | 5535363201132 |
oct | 1125214613173 |
9 | 248824334230 |
10 | 80164886139 |
11 | 30aa7a96518 |
12 | 13653084623 |
13 | 7737346590 |
14 | 3c46a1a919 |
15 | 2142bddcc9 |
hex | 12aa33167b |
80164886139 has 128 divisors (see below), whose sum is σ = 134262374400. Its totient is φ = 46939668480.
The previous prime is 80164886107. The next prime is 80164886141. The reversal of 80164886139 is 93168846108.
80164886139 is a `hidden beast` number, since 8 + 0 + 16 + 4 + 8 + 8 + 613 + 9 = 666.
It is not a de Polignac number, because 80164886139 - 25 = 80164886107 is a prime.
It is not an unprimeable number, because it can be changed into a prime (80164886189) 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 127 ways as a sum of consecutive naturals, for example, 304809322 + ... + 304809584.
It is an arithmetic number, because the mean of its divisors is an integer number (1048924800).
Almost surely, 280164886139 is an apocalyptic number.
80164886139 is a deficient number, since it is larger than the sum of its proper divisors (54097488261).
80164886139 is a wasteful number, since it uses less digits than its factorization.
80164886139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 682 (or 676 counting only the distinct ones).
The product of its (nonzero) digits is 1990656, while the sum is 54.
The spelling of 80164886139 in words is "eighty billion, one hundred sixty-four million, eight hundred eighty-six thousand, one hundred thirty-nine".
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