Base | Representation |
---|---|
bin | 101101101011… |
… | …0100101101001 |
3 | 1200001122222002 |
4 | 1123112211221 |
5 | 22112311000 |
6 | 2213140345 |
7 | 410360102 |
oct | 133264551 |
9 | 50048862 |
10 | 23947625 |
11 | 12577229 |
12 | 802a6b5 |
13 | 4c661c0 |
14 | 32753a9 |
15 | 21808d5 |
hex | 16d6969 |
23947625 has 16 divisors (see below), whose sum is σ = 32187792. Its totient is φ = 17683200.
The previous prime is 23947613. The next prime is 23947631. The reversal of 23947625 is 52674932.
It can be written as a sum of positive squares in 8 ways, for example, as 7795264 + 16152361 = 2792^2 + 4019^2 .
It is a de Polignac number, because none of the positive numbers 2k-23947625 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5744 + ... + 8993.
It is an arithmetic number, because the mean of its divisors is an integer number (2011737).
Almost surely, 223947625 is an apocalyptic number.
23947625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23947625 is a deficient number, since it is larger than the sum of its proper divisors (8240167).
23947625 is a wasteful number, since it uses less digits than its factorization.
23947625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14765 (or 14755 counting only the distinct ones).
The product of its digits is 90720, while the sum is 38.
The square root of 23947625 is about 4893.6310649660. The cubic root of 23947625 is about 288.2399339601.
The spelling of 23947625 in words is "twenty-three million, nine hundred forty-seven thousand, six hundred twenty-five".
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