Base | Representation |
---|---|
bin | 101100010000… |
… | …0111000000000 |
3 | 1121122211222112 |
4 | 1120200320000 |
5 | 21420001303 |
6 | 2145154452 |
7 | 401140121 |
oct | 130407000 |
9 | 47584875 |
10 | 23203328 |
11 | 12109005 |
12 | 792ba28 |
13 | 4a654a5 |
14 | 3120048 |
15 | 20850d8 |
hex | 1620e00 |
23203328 has 20 divisors (see below), whose sum is σ = 46362360. Its totient is φ = 11601408.
The previous prime is 23203321. The next prime is 23203331. The reversal of 23203328 is 82330232.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23203321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22148 + ... + 23171.
It is an arithmetic number, because the mean of its divisors is an integer number (2318118).
Almost surely, 223203328 is an apocalyptic number.
It is an amenable number.
23203328 is a deficient number, since it is larger than the sum of its proper divisors (23159032).
23203328 is an frugal number, since it uses more digits than its factorization.
23203328 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45337 (or 45321 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 23.
The square root of 23203328 is about 4816.9832883248. The cubic root of 23203328 is about 285.2222663385. Note that the first 4 decimals are identical.
The spelling of 23203328 in words is "twenty-three million, two hundred three thousand, three hundred twenty-eight".
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