Base | Representation |
---|---|
bin | 11010100010110110… |
… | …111110111111000000 |
3 | 2201120100210001020212 |
4 | 122202312332333000 |
5 | 431333021022103 |
6 | 21032123253252 |
7 | 2026211035541 |
oct | 324266767700 |
9 | 81510701225 |
10 | 28502126528 |
11 | 110a6786577 |
12 | 563537a228 |
13 | 28c2c68a35 |
14 | 154553a4c8 |
15 | b1c39e7d8 |
hex | 6a2dbefc0 |
28502126528 has 56 divisors (see below), whose sum is σ = 59323662912. Its totient is φ = 13570827264.
The previous prime is 28502126501. The next prime is 28502126533. The reversal of 28502126528 is 82562120582.
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, 16751 + ... + 239342.
Almost surely, 228502126528 is an apocalyptic number.
It is an amenable number.
28502126528 is an abundant number, since it is smaller than the sum of its proper divisors (30821536384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28502126528 is a wasteful number, since it uses less digits than its factorization.
28502126528 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 256189 (or 256179 counting only the distinct ones).
The product of its (nonzero) digits is 153600, while the sum is 41.
The spelling of 28502126528 in words is "twenty-eight billion, five hundred two million, one hundred twenty-six thousand, five hundred twenty-eight".
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