Base | Representation |
---|---|
bin | 11100111110111… |
… | …10011101001010 |
3 | 121221111101201120 |
4 | 32133132131022 |
5 | 444220212414 |
6 | 40043100110 |
7 | 6011406222 |
oct | 1637363512 |
9 | 557441646 |
10 | 243132234 |
11 | 115272934 |
12 | 69511636 |
13 | 3b4a9737 |
14 | 2440d082 |
15 | 165292a9 |
hex | e7de74a |
243132234 has 32 divisors (see below), whose sum is σ = 498600960. Its totient is φ = 78995952.
The previous prime is 243132233. The next prime is 243132251. The reversal of 243132234 is 432231342.
It is a super-2 number, since 2×2431322342 = 118226566419661512, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (243132233) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233487 + ... + 234525.
It is an arithmetic number, because the mean of its divisors is an integer number (15581280).
Almost surely, 2243132234 is an apocalyptic number.
243132234 is an abundant number, since it is smaller than the sum of its proper divisors (255468726).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
243132234 is a wasteful number, since it uses less digits than its factorization.
243132234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1994.
The product of its digits is 3456, while the sum is 24.
The square root of 243132234 is about 15592.6980987897. The cubic root of 243132234 is about 624.1383189017.
Adding to 243132234 its reverse (432231342), we get a palindrome (675363576).
The spelling of 243132234 in words is "two hundred forty-three million, one hundred thirty-two thousand, two hundred thirty-four".
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