Base | Representation |
---|---|
bin | 101101001000… |
… | …0011010101000 |
3 | 1122112001200201 |
4 | 1122100122220 |
5 | 22024111300 |
6 | 2203041544 |
7 | 405052114 |
oct | 132203250 |
9 | 48461621 |
10 | 23660200 |
11 | 123a0293 |
12 | 7b102b4 |
13 | 4b95425 |
14 | 31dc744 |
15 | 212566a |
hex | 16906a8 |
23660200 has 48 divisors (see below), whose sum is σ = 55336860. Its totient is φ = 9408000.
The previous prime is 23660167. The next prime is 23660213. The reversal of 23660200 is 206632.
It can be written as a sum of positive squares in 6 ways, for example, as 3175524 + 20484676 = 1782^2 + 4526^2 .
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, 55990 + ... + 56410.
Almost surely, 223660200 is an apocalyptic number.
23660200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23660200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27668430).
23660200 is an abundant number, since it is smaller than the sum of its proper divisors (31676660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23660200 is a wasteful number, since it uses less digits than its factorization.
23660200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 718 (or 709 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 23660200 is about 4864.1751613197. The cubic root of 23660200 is about 287.0821150102.
Adding to 23660200 its reverse (206632), we get a palindrome (23866832).
The spelling of 23660200 in words is "twenty-three million, six hundred sixty thousand, two hundred".
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