Base | Representation |
---|---|
bin | 101010110101… |
… | …0111001110000 |
3 | 1120020222112121 |
4 | 1111222321300 |
5 | 21222123333 |
6 | 2121204024 |
7 | 361614061 |
oct | 125527160 |
9 | 46228477 |
10 | 22457968 |
11 | 1174a005 |
12 | 7630614 |
13 | 4864150 |
14 | 2da8568 |
15 | 1e8932d |
hex | 156ae70 |
22457968 has 20 divisors (see below), whose sum is σ = 46859848. Its totient is φ = 10365120.
The previous prime is 22457951. The next prime is 22457987. The reversal of 22457968 is 86975422.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53778 + ... + 54193.
Almost surely, 222457968 is an apocalyptic number.
It is an amenable number.
22457968 is an abundant number, since it is smaller than the sum of its proper divisors (24401880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22457968 is a wasteful number, since it uses less digits than its factorization.
22457968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 107992 (or 107986 counting only the distinct ones).
The product of its digits is 241920, while the sum is 43.
The square root of 22457968 is about 4738.9838573264. The cubic root of 22457968 is about 282.1349051894.
The spelling of 22457968 in words is "twenty-two million, four hundred fifty-seven thousand, nine hundred sixty-eight".
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