Base | Representation |
---|---|
bin | 101010111110… |
… | …0001110111100 |
3 | 1120101120220210 |
4 | 1111330032330 |
5 | 21231411311 |
6 | 2122512420 |
7 | 362331042 |
oct | 125741674 |
9 | 46346823 |
10 | 22528956 |
11 | 1179837a |
12 | 7665710 |
13 | 488a558 |
14 | 2dc6392 |
15 | 1ea03a6 |
hex | 157c3bc |
22528956 has 24 divisors (see below), whose sum is σ = 52711120. Its totient is φ = 7489152.
The previous prime is 22528943. The next prime is 22528963. The reversal of 22528956 is 65982522.
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, 2400 + ... + 7128.
Almost surely, 222528956 is an apocalyptic number.
It is an amenable number.
22528956 is an abundant number, since it is smaller than the sum of its proper divisors (30182164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22528956 is a wasteful number, since it uses less digits than its factorization.
22528956 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5133 (or 5131 counting only the distinct ones).
The product of its digits is 86400, while the sum is 39.
The square root of 22528956 is about 4746.4677392773. The cubic root of 22528956 is about 282.4318618134.
The spelling of 22528956 in words is "twenty-two million, five hundred twenty-eight thousand, nine hundred fifty-six".
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