Base | Representation |
---|---|
bin | 11010110100111101… |
… | …100010111100101100 |
3 | 2202100112021010010121 |
4 | 122310331202330230 |
5 | 432443243232323 |
6 | 21122213014324 |
7 | 2036556366604 |
oct | 326475427454 |
9 | 82315233117 |
10 | 28805836588 |
11 | 11242164421 |
12 | 56bb0243a4 |
13 | 2940b65429 |
14 | 15739d7c04 |
15 | b38d92a5d |
hex | 6b4f62f2c |
28805836588 has 24 divisors (see below), whose sum is σ = 51796371200. Its totient is φ = 14007230208.
The previous prime is 28805836567. The next prime is 28805836589. The reversal of 28805836588 is 88563850882.
It is not an unprimeable number, because it can be changed into a prime (28805836589) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287908 + ... + 374836.
Almost surely, 228805836588 is an apocalyptic number.
It is an amenable number.
28805836588 is a deficient number, since it is larger than the sum of its proper divisors (22990534612).
28805836588 is a wasteful number, since it uses less digits than its factorization.
28805836588 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89209 (or 89207 counting only the distinct ones).
The product of its (nonzero) digits is 29491200, while the sum is 61.
The spelling of 28805836588 in words is "twenty-eight billion, eight hundred five million, eight hundred thirty-six thousand, five hundred eighty-eight".
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