Base | Representation |
---|---|
bin | 101100100000… |
… | …1111100100110 |
3 | 1121220201210122 |
4 | 1121001330212 |
5 | 21433320130 |
6 | 2152121542 |
7 | 402243056 |
oct | 131017446 |
9 | 47821718 |
10 | 23338790 |
11 | 121a0862 |
12 | 79962b2 |
13 | 4ab2047 |
14 | 3157566 |
15 | 20b02e5 |
hex | 1641f26 |
23338790 has 64 divisors (see below), whose sum is σ = 47775744. Its totient is φ = 8160768.
The previous prime is 23338771. The next prime is 23338811. The reversal of 23338790 is 9783332.
It is a self number, because there is not a number n which added to its sum of digits gives 23338790.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 183707 + ... + 183833.
It is an arithmetic number, because the mean of its divisors is an integer number (746496).
Almost surely, 223338790 is an apocalyptic number.
23338790 is an abundant number, since it is smaller than the sum of its proper divisors (24436954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23338790 is a wasteful number, since it uses less digits than its factorization.
23338790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 221.
The product of its (nonzero) digits is 27216, while the sum is 35.
The square root of 23338790 is about 4831.0237010389. The cubic root of 23338790 is about 285.7762362094.
The spelling of 23338790 in words is "twenty-three million, three hundred thirty-eight thousand, seven hundred ninety".
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