Base | Representation |
---|---|
bin | 10010011000100110100101… |
… | …001000010000111110010110 |
3 | 101121021201020220000120101100 |
4 | 102120212211020100332112 |
5 | 41044214111104121033 |
6 | 443544303444210530 |
7 | 23013422255053401 |
oct | 2230464510207626 |
9 | 347251226016340 |
10 | 80855529754518 |
11 | 23843701713342 |
12 | 909a415399a46 |
13 | 361684a3ac5ac |
14 | 15d75ddc0ad38 |
15 | 953387cbb513 |
hex | 4989a5210f96 |
80855529754518 has 24 divisors (see below), whose sum is σ = 175197148772256. Its totient is φ = 26950278999600.
The previous prime is 80855529754481. The next prime is 80855529754537. The reversal of 80855529754518 is 81545792555808.
80855529754518 is a `hidden beast` number, since 8 + 0 + 8 + 5 + 5 + 52 + 9 + 7 + 54 + 518 = 666.
It is a super-3 number, since 3×808555297545183 (a number of 43 digits) contains 333 as substring.
It is a Curzon number.
It is a congruent number.
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, 130035553 + ... + 130655868.
It is an arithmetic number, because the mean of its divisors is an integer number (7299881198844).
Almost surely, 280855529754518 is an apocalyptic number.
80855529754518 is an abundant number, since it is smaller than the sum of its proper divisors (94341619017738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80855529754518 is a wasteful number, since it uses less digits than its factorization.
80855529754518 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 260708660 (or 260708657 counting only the distinct ones).
The product of its (nonzero) digits is 806400000, while the sum is 72.
The spelling of 80855529754518 in words is "eighty trillion, eight hundred fifty-five billion, five hundred twenty-nine million, seven hundred fifty-four thousand, five hundred eighteen".
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