Base | Representation |
---|---|
bin | 11010101100110… |
… | …11110011101000 |
3 | 120121110121111000 |
4 | 31112123303220 |
5 | 424320003442 |
6 | 34120435000 |
7 | 5356561056 |
oct | 1526336350 |
9 | 517417430 |
10 | 223984872 |
11 | 105485171 |
12 | 63018a60 |
13 | 37534437 |
14 | 21a671d6 |
15 | 149e5d4c |
hex | d59bce8 |
223984872 has 64 divisors (see below), whose sum is σ = 628401600. Its totient is φ = 73915200.
The previous prime is 223984867. The next prime is 223984903. The reversal of 223984872 is 278489322.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16683 + ... + 26949.
It is an arithmetic number, because the mean of its divisors is an integer number (9818775).
Almost surely, 2223984872 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 223984872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314200800).
223984872 is an abundant number, since it is smaller than the sum of its proper divisors (404416728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223984872 is a wasteful number, since it uses less digits than its factorization.
223984872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10383 (or 10373 counting only the distinct ones).
The product of its digits is 387072, while the sum is 45.
The square root of 223984872 is about 14966.1241475540. The cubic root of 223984872 is about 607.3041221870.
The spelling of 223984872 in words is "two hundred twenty-three million, nine hundred eighty-four thousand, eight hundred seventy-two".
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