Base | Representation |
---|---|
bin | 11101000000110… |
… | …10111101000000 |
3 | 121221221222122021 |
4 | 32200122331000 |
5 | 444301130112 |
6 | 40052251224 |
7 | 6013460530 |
oct | 1640327500 |
9 | 557858567 |
10 | 243380032 |
11 | 115422025 |
12 | 69610b14 |
13 | 3b56546c |
14 | 244754c0 |
15 | 16577907 |
hex | e81af40 |
243380032 has 28 divisors (see below), whose sum is σ = 551952160. Its totient is φ = 104305536.
The previous prime is 243380009. The next prime is 243380047. The reversal of 243380032 is 230083342.
It is a tau number, because it is divible by the number of its divisors (28).
It is a junction number, because it is equal to n+sod(n) for n = 243379979 and 243380006.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271182 + ... + 272077.
Almost surely, 2243380032 is an apocalyptic number.
It is an amenable number.
243380032 is an abundant number, since it is smaller than the sum of its proper divisors (308572128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
243380032 is an equidigital number, since it uses as much as digits as its factorization.
243380032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 543278 (or 543268 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 25.
The square root of 243380032 is about 15600.6420380701. The cubic root of 243380032 is about 624.3502854677.
The spelling of 243380032 in words is "two hundred forty-three million, three hundred eighty thousand, thirty-two".
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