Base | Representation |
---|---|
bin | 10111011010100101001001… |
… | …110110011011100111000000 |
3 | 111111121221200122012022021022 |
4 | 113122211021312123213000 |
5 | 101444222424441034244 |
6 | 1003005043115445012 |
7 | 30456115531612265 |
oct | 2732451166334700 |
9 | 444557618168238 |
10 | 102981669861824 |
11 | 2a8a430aa01826 |
12 | b672654a56768 |
13 | 456018c224930 |
14 | 1b604a750126c |
15 | bd8bc9b966ee |
hex | 5da949d9b9c0 |
102981669861824 has 56 divisors (see below), whose sum is σ = 220082565826368. Its totient is φ = 47528110218240.
The previous prime is 102981669861809. The next prime is 102981669861841. The reversal of 102981669861824 is 428168966189201.
It is a congruent number.
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, 18567209 + ... + 23467095.
It is an arithmetic number, because the mean of its divisors is an integer number (3930045818328).
Almost surely, 2102981669861824 is an apocalyptic number.
It is an amenable number.
102981669861824 is an abundant number, since it is smaller than the sum of its proper divisors (117100895964544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102981669861824 is a wasteful number, since it uses less digits than its factorization.
102981669861824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4925173 (or 4925163 counting only the distinct ones).
The product of its (nonzero) digits is 143327232, while the sum is 71.
The spelling of 102981669861824 in words is "one hundred two trillion, nine hundred eighty-one billion, six hundred sixty-nine million, eight hundred sixty-one thousand, eight hundred twenty-four".
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