Base | Representation |
---|---|
bin | 101101101010… |
… | …1100000111001 |
3 | 1200001102221010 |
4 | 1123111200321 |
5 | 22112140400 |
6 | 2213104133 |
7 | 410341215 |
oct | 133254071 |
9 | 50042833 |
10 | 23943225 |
11 | 12573999 |
12 | 8028049 |
13 | 4c641b7 |
14 | 3273945 |
15 | 217e450 |
hex | 16d5839 |
23943225 has 48 divisors (see below), whose sum is σ = 42586560. Its totient is φ = 11827200.
The previous prime is 23943209. The next prime is 23943247. The reversal of 23943225 is 52234932.
It is not a de Polignac number, because 23943225 - 24 = 23943209 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23943192 and 23943201.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 113370 + ... + 113580.
It is an arithmetic number, because the mean of its divisors is an integer number (887220).
Almost surely, 223943225 is an apocalyptic number.
23943225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23943225 is a deficient number, since it is larger than the sum of its proper divisors (18643335).
23943225 is a wasteful number, since it uses less digits than its factorization.
23943225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 330 (or 325 counting only the distinct ones).
The product of its digits is 12960, while the sum is 30.
The square root of 23943225 is about 4893.1814803868. The cubic root of 23943225 is about 288.2222796918. Note that the first 4 decimals are identical.
The spelling of 23943225 in words is "twenty-three million, nine hundred forty-three thousand, two hundred twenty-five".
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