Base | Representation |
---|---|
bin | 101010101110… |
… | …1011110001100 |
3 | 1120011012002010 |
4 | 1111131132030 |
5 | 21213343311 |
6 | 2120101220 |
7 | 361264512 |
oct | 125353614 |
9 | 46135063 |
10 | 22402956 |
11 | 11711744 |
12 | 7604810 |
13 | 48450b4 |
14 | 2d924b2 |
15 | 1e77da6 |
hex | 155d78c |
22402956 has 24 divisors (see below), whose sum is σ = 53960704. Its totient is φ = 7226640.
The previous prime is 22402951. The next prime is 22402967. The reversal of 22402956 is 65920422.
It is not an unprimeable number, because it can be changed into a prime (22402951) 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, 29740 + ... + 30483.
Almost surely, 222402956 is an apocalyptic number.
It is an amenable number.
22402956 is an abundant number, since it is smaller than the sum of its proper divisors (31557748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22402956 is a wasteful number, since it uses less digits than its factorization.
22402956 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60261 (or 60259 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 22402956 is about 4733.1761006749. The cubic root of 22402956 is about 281.9043486271.
The spelling of 22402956 in words is "twenty-two million, four hundred two thousand, nine hundred fifty-six".
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