Base | Representation |
---|---|
bin | 101101000100… |
… | …0100100101110 |
3 | 1122110102122000 |
4 | 1122020210232 |
5 | 22022044303 |
6 | 2202233130 |
7 | 404556345 |
oct | 132104456 |
9 | 48412560 |
10 | 23628078 |
11 | 12379141 |
12 | 7ab57a6 |
13 | 4b83916 |
14 | 31d0b5c |
15 | 211ada3 |
hex | 168892e |
23628078 has 16 divisors (see below), whose sum is σ = 52506960. Its totient is φ = 7876008.
The previous prime is 23628071. The next prime is 23628083. The reversal of 23628078 is 87082632.
It is a happy number.
23628078 is a `hidden beast` number, since 23 + 628 + 0 + 7 + 8 = 666.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23628071) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218725 + ... + 218832.
It is an arithmetic number, because the mean of its divisors is an integer number (3281685).
Almost surely, 223628078 is an apocalyptic number.
23628078 is an abundant number, since it is smaller than the sum of its proper divisors (28878882).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23628078 is a wasteful number, since it uses less digits than its factorization.
23628078 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 437568 (or 437562 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 23628078 is about 4860.8721439676. The cubic root of 23628078 is about 286.9521382550.
It can be divided in two parts, 2362 and 8078, that added together give a triangular number (10440 = T144).
The spelling of 23628078 in words is "twenty-three million, six hundred twenty-eight thousand, seventy-eight".
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