Base | Representation |
---|---|
bin | 101100011001… |
… | …1110011000001 |
3 | 1121210210022002 |
4 | 1120303303001 |
5 | 21424441313 |
6 | 2150553345 |
7 | 401612102 |
oct | 130636301 |
9 | 47723262 |
10 | 23280833 |
11 | 12161264 |
12 | 7968855 |
13 | 4a91854 |
14 | 31403a9 |
15 | 209d058 |
hex | 1633cc1 |
23280833 has 16 divisors (see below), whose sum is σ = 25444800. Its totient is φ = 21228480.
The previous prime is 23280809. The next prime is 23280847. The reversal of 23280833 is 33808232.
It is a cyclic number.
It is not a de Polignac number, because 23280833 - 218 = 23018689 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23280796 and 23280805.
It is not an unprimeable number, because it can be changed into a prime (23280863) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61238 + ... + 61616.
It is an arithmetic number, because the mean of its divisors is an integer number (1590300).
Almost surely, 223280833 is an apocalyptic number.
It is an amenable number.
23280833 is a deficient number, since it is larger than the sum of its proper divisors (2163967).
23280833 is a wasteful number, since it uses less digits than its factorization.
23280833 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 512.
The product of its (nonzero) digits is 6912, while the sum is 29.
The square root of 23280833 is about 4825.0215543560. The cubic root of 23280833 is about 285.5394849711.
The spelling of 23280833 in words is "twenty-three million, two hundred eighty thousand, eight hundred thirty-three".
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