Base | Representation |
---|---|
bin | 1101001000110000001101… |
… | …00101011110100110011100 |
3 | 10210021200010121101121102021 |
4 | 12210120012211132212130 |
5 | 12241300221443131420 |
6 | 141234554121105524 |
7 | 6041044032641452 |
oct | 644300645364634 |
9 | 123250117347367 |
10 | 28888060520860 |
11 | 92283a3065732 |
12 | 32a68490282a4 |
13 | 1317194bcc528 |
14 | 71c29233a9d2 |
15 | 3516a105e7aa |
hex | 1a460695e99c |
28888060520860 has 48 divisors (see below), whose sum is σ = 63942849008640. Its totient is φ = 10932477768000.
The previous prime is 28888060520789. The next prime is 28888060520911. The reversal of 28888060520860 is 6802506088882.
It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50327944 + ... + 50898703.
It is an arithmetic number, because the mean of its divisors is an integer number (1332142687680).
Almost surely, 228888060520860 is an apocalyptic number.
28888060520860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
28888060520860 is an abundant number, since it is smaller than the sum of its proper divisors (35054788487780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28888060520860 is a wasteful number, since it uses less digits than its factorization.
28888060520860 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101227426 (or 101227424 counting only the distinct ones).
The product of its (nonzero) digits is 23592960, while the sum is 61.
The spelling of 28888060520860 in words is "twenty-eight trillion, eight hundred eighty-eight billion, sixty million, five hundred twenty thousand, eight hundred sixty".
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