Base | Representation |
---|---|
bin | 110101110110… |
… | …0111010011101 |
3 | 1222010101220111 |
4 | 1223230322131 |
5 | 24211431443 |
6 | 2445050021 |
7 | 461660020 |
oct | 153547235 |
9 | 58111814 |
10 | 28233373 |
11 | 14a34173 |
12 | 9556911 |
13 | 5b06b4c |
14 | 3a6d1b7 |
15 | 272a69d |
hex | 1aece9d |
28233373 has 8 divisors (see below), whose sum is σ = 33965120. Its totient is φ = 22926240.
The previous prime is 28233353. The next prime is 28233409. The reversal of 28233373 is 37333282.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28233373 - 213 = 28225181 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28233353) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106008 + ... + 106273.
It is an arithmetic number, because the mean of its divisors is an integer number (4245640).
Almost surely, 228233373 is an apocalyptic number.
It is an amenable number.
28233373 is a deficient number, since it is larger than the sum of its proper divisors (5731747).
28233373 is a wasteful number, since it uses less digits than its factorization.
28233373 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 212307.
The product of its digits is 18144, while the sum is 31.
The square root of 28233373 is about 5313.5085395622. The cubic root of 28233373 is about 304.5002044680.
Subtracting 28233373 from its reverse (37333282), we obtain a palindrome (9099909).
The spelling of 28233373 in words is "twenty-eight million, two hundred thirty-three thousand, three hundred seventy-three".
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