Base | Representation |
---|---|
bin | 101100100110… |
… | …1010101110000 |
3 | 1122000002211000 |
4 | 1121031111300 |
5 | 21441313311 |
6 | 2153122000 |
7 | 402526113 |
oct | 131152560 |
9 | 48002730 |
10 | 23385456 |
11 | 12222926 |
12 | 79b9300 |
13 | 4aca363 |
14 | 316a57a |
15 | 20be056 |
hex | 164d570 |
23385456 has 40 divisors (see below), whose sum is σ = 67126160. Its totient is φ = 7795008.
The previous prime is 23385449. The next prime is 23385469. The reversal of 23385456 is 65458332.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a zygodrome in base 3.
It is a self number, because there is not a number n which added to its sum of digits gives 23385456.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26635 + ... + 27498.
It is an arithmetic number, because the mean of its divisors is an integer number (1678154).
Almost surely, 223385456 is an apocalyptic number.
It is an amenable number.
23385456 is an abundant number, since it is smaller than the sum of its proper divisors (43740704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23385456 is a wasteful number, since it uses less digits than its factorization.
23385456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54150 (or 54138 counting only the distinct ones).
The product of its digits is 86400, while the sum is 36.
The square root of 23385456 is about 4835.8511143334. The cubic root of 23385456 is about 285.9665796279.
The spelling of 23385456 in words is "twenty-three million, three hundred eighty-five thousand, four hundred fifty-six".
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