Base | Representation |
---|---|
bin | 101101101111… |
… | …0011101101110 |
3 | 1200010022012221 |
4 | 1123132131232 |
5 | 22114324021 |
6 | 2213545554 |
7 | 410553130 |
oct | 133363556 |
9 | 50108187 |
10 | 23979886 |
11 | 12599497 |
12 | 80452ba |
13 | 4c77aa8 |
14 | 3283050 |
15 | 218a241 |
hex | 16de76e |
23979886 has 16 divisors (see below), whose sum is σ = 41435136. Its totient is φ = 10195416.
The previous prime is 23979883. The next prime is 23979887. The reversal of 23979886 is 68897932.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23979883) 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 7 ways as a sum of consecutive naturals, for example, 4966 + ... + 8521.
It is an arithmetic number, because the mean of its divisors is an integer number (2589696).
Almost surely, 223979886 is an apocalyptic number.
23979886 is a deficient number, since it is larger than the sum of its proper divisors (17455250).
23979886 is a wasteful number, since it uses less digits than its factorization.
23979886 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13623.
The product of its digits is 1306368, while the sum is 52.
The square root of 23979886 is about 4896.9261787370. The cubic root of 23979886 is about 288.3693098511.
The spelling of 23979886 in words is "twenty-three million, nine hundred seventy-nine thousand, eight hundred eighty-six".
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