Base | Representation |
---|---|
bin | 110101011101… |
… | …0011010000010 |
3 | 1221201220010110 |
4 | 1222322122002 |
5 | 24133321443 |
6 | 2440412150 |
7 | 460135623 |
oct | 152723202 |
9 | 57656113 |
10 | 28026498 |
11 | 149027a5 |
12 | 9477056 |
13 | 5a63936 |
14 | 3a17a4a |
15 | 26d9233 |
hex | 1aba682 |
28026498 has 16 divisors (see below), whose sum is σ = 56106720. Its totient is φ = 9333216.
The previous prime is 28026473. The next prime is 28026503. The reversal of 28026498 is 89462082.
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, 8533 + ... + 11351.
It is an arithmetic number, because the mean of its divisors is an integer number (3506670).
Almost surely, 228026498 is an apocalyptic number.
28026498 is an abundant number, since it is smaller than the sum of its proper divisors (28080222).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28026498 is a wasteful number, since it uses less digits than its factorization.
28026498 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4481.
The product of its (nonzero) digits is 55296, while the sum is 39.
The square root of 28026498 is about 5294.0058556824. The cubic root of 28026498 is about 303.7546569084.
The spelling of 28026498 in words is "twenty-eight million, twenty-six thousand, four hundred ninety-eight".
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