Base | Representation |
---|---|
bin | 11100111111101… |
… | …11010101010010 |
3 | 121221200120111111 |
4 | 32133313111102 |
5 | 444231443010 |
6 | 40045203534 |
7 | 6012312256 |
oct | 1637672522 |
9 | 557616444 |
10 | 243234130 |
11 | 115332447 |
12 | 695605aa |
13 | 3b513c29 |
14 | 24438266 |
15 | 1654958a |
hex | e7f7552 |
243234130 has 16 divisors (see below), whose sum is σ = 463575960. Its totient is φ = 91570432.
The previous prime is 243234097. The next prime is 243234151. The reversal of 243234130 is 31432342.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 219721329 + 23512801 = 14823^2 + 4849^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 715225 + ... + 715564.
Almost surely, 2243234130 is an apocalyptic number.
243234130 is a deficient number, since it is larger than the sum of its proper divisors (220341830).
243234130 is a wasteful number, since it uses less digits than its factorization.
243234130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1430813.
The product of its (nonzero) digits is 1728, while the sum is 22.
The square root of 243234130 is about 15595.9651833415. The cubic root of 243234130 is about 624.2254982317.
Adding to 243234130 its reverse (31432342), we get a palindrome (274666472).
The spelling of 243234130 in words is "two hundred forty-three million, two hundred thirty-four thousand, one hundred thirty".
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