Base | Representation |
---|---|
bin | 101011111101… |
… | …1010111000000 |
3 | 1121101001012021 |
4 | 1113323113000 |
5 | 21400042124 |
6 | 2142011224 |
7 | 366630121 |
oct | 127732700 |
9 | 47331167 |
10 | 23049664 |
11 | 12013610 |
12 | 7876b14 |
13 | 4a10571 |
14 | 30c0048 |
15 | 20547e4 |
hex | 15fb5c0 |
23049664 has 56 divisors (see below), whose sum is σ = 51663600. Its totient is φ = 10106880.
The previous prime is 23049661. The next prime is 23049673. The reversal of 23049664 is 46694032.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23049661) 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, 19852 + ... + 20980.
Almost surely, 223049664 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23049664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25831800).
23049664 is an abundant number, since it is smaller than the sum of its proper divisors (28613936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23049664 is a wasteful number, since it uses less digits than its factorization.
23049664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1181 (or 1171 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 34.
The square root of 23049664 is about 4801.0065611286. The cubic root of 23049664 is about 284.5912433083.
It can be divided in two parts, 230 and 49664, that added together give a palindrome (49894).
The spelling of 23049664 in words is "twenty-three million, forty-nine thousand, six hundred sixty-four".
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