Base | Representation |
---|---|
bin | 11010110100101111… |
… | …100010000100000000 |
3 | 2202100021100110211201 |
4 | 122310233202010000 |
5 | 432441323203234 |
6 | 21122002150544 |
7 | 2036513226352 |
oct | 326457420400 |
9 | 82307313751 |
10 | 28802162944 |
11 | 11240085355 |
12 | 56b9952454 |
13 | 294017a289 |
14 | 157331d0d2 |
15 | b388b9314 |
hex | 6b4be2100 |
28802162944 has 27 divisors (see below), whose sum is σ = 57497238127. Its totient is φ = 14399723776.
The previous prime is 28802162941. The next prime is 28802162959. The reversal of 28802162944 is 44926120882.
The square root of 28802162944 is 169712.
It is a perfect power (a square), and thus also a powerful number.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 28802162894 and 28802162903.
It is not an unprimeable number, because it can be changed into a prime (28802162941) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2710089 + ... + 2720695.
Almost surely, 228802162944 is an apocalyptic number.
28802162944 is the 169712-nd square number.
It is an amenable number.
28802162944 is a deficient number, since it is larger than the sum of its proper divisors (28695075183).
28802162944 is an frugal number, since it uses more digits than its factorization.
28802162944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21230 (or 10609 counting only the distinct ones).
The product of its (nonzero) digits is 442368, while the sum is 46.
The spelling of 28802162944 in words is "twenty-eight billion, eight hundred two million, one hundred sixty-two thousand, nine hundred forty-four".
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