Base | Representation |
---|---|
bin | 101010111110… |
… | …0011111110110 |
3 | 1120101122101212 |
4 | 1111330133312 |
5 | 21231430123 |
6 | 2122521422 |
7 | 362334146 |
oct | 125743766 |
9 | 46348355 |
10 | 22530038 |
11 | 11799173 |
12 | 7666272 |
13 | 488abab |
14 | 2dc6926 |
15 | 1ea0878 |
hex | 157c7f6 |
22530038 has 8 divisors (see below), whose sum is σ = 33815232. Its totient is φ = 11258296.
The previous prime is 22530037. The next prime is 22530073. The reversal of 22530038 is 83003522.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×225300382 = 1015205224562888, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 22529995 and 22530022.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22530037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4556 + ... + 8112.
It is an arithmetic number, because the mean of its divisors is an integer number (4226904).
Almost surely, 222530038 is an apocalyptic number.
22530038 is a deficient number, since it is larger than the sum of its proper divisors (11285194).
22530038 is a wasteful number, since it uses less digits than its factorization.
22530038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6726.
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 22530038 is about 4746.5817174046. The cubic root of 22530038 is about 282.4363832003.
The spelling of 22530038 in words is "twenty-two million, five hundred thirty thousand, thirty-eight".
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