Base | Representation |
---|---|
bin | 101100011001… |
… | …1111011000110 |
3 | 1121210211000020 |
4 | 1120303323012 |
5 | 21430000400 |
6 | 2151000010 |
7 | 401613441 |
oct | 130637306 |
9 | 47724006 |
10 | 23281350 |
11 | 12161694 |
12 | 7969006 |
13 | 4a91b61 |
14 | 3140658 |
15 | 209d2a0 |
hex | 1633ec6 |
23281350 has 24 divisors (see below), whose sum is σ = 57738120. Its totient is φ = 6208320.
The previous prime is 23281343. The next prime is 23281367. The reversal of 23281350 is 5318232.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 23281350.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77455 + ... + 77754.
It is an arithmetic number, because the mean of its divisors is an integer number (2405755).
Almost surely, 223281350 is an apocalyptic number.
23281350 is an abundant number, since it is smaller than the sum of its proper divisors (34456770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23281350 is a wasteful number, since it uses less digits than its factorization.
23281350 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 155224 (or 155219 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 23281350 is about 4825.0751289488. The cubic root of 23281350 is about 285.5415986243.
Adding to 23281350 its reverse (5318232), we get a palindrome (28599582).
The spelling of 23281350 in words is "twenty-three million, two hundred eighty-one thousand, three hundred fifty".
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