Base | Representation |
---|---|
bin | 101101001011… |
… | …1111000111100 |
3 | 1122120121200111 |
4 | 1122113320330 |
5 | 22031101222 |
6 | 2203435404 |
7 | 405240265 |
oct | 132277074 |
9 | 48517614 |
10 | 23690812 |
11 | 12411292 |
12 | 7b25b64 |
13 | 4ba6342 |
14 | 320996c |
15 | 212e777 |
hex | 1697e3c |
23690812 has 12 divisors (see below), whose sum is σ = 41504400. Its totient is φ = 11832416.
The previous prime is 23690803. The next prime is 23690813. The reversal of 23690812 is 21809632.
It is a super-2 number, since 2×236908122 = 1122509146438688, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23690813) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1689 + ... + 7087.
It is an arithmetic number, because the mean of its divisors is an integer number (3458700).
Almost surely, 223690812 is an apocalyptic number.
It is an amenable number.
23690812 is a deficient number, since it is larger than the sum of its proper divisors (17813588).
23690812 is a wasteful number, since it uses less digits than its factorization.
23690812 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6500 (or 6498 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 31.
The square root of 23690812 is about 4867.3208236154. The cubic root of 23690812 is about 287.2058723514.
The spelling of 23690812 in words is "twenty-three million, six hundred ninety thousand, eight hundred twelve".
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