Base | Representation |
---|---|
bin | 11101000001001… |
… | …01011101001110 |
3 | 121222001011122200 |
4 | 32200211131032 |
5 | 444304014204 |
6 | 40053222330 |
7 | 6014030130 |
oct | 1640453516 |
9 | 558034580 |
10 | 243423054 |
11 | 115451386 |
12 | 696319a6 |
13 | 3b57bc14 |
14 | 24487050 |
15 | 16585539 |
hex | e82574e |
243423054 has 48 divisors (see below), whose sum is σ = 604151808. Its totient is φ = 69389136.
The previous prime is 243423049. The next prime is 243423073. The reversal of 243423054 is 450324342.
243423054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59379 + ... + 63345.
It is an arithmetic number, because the mean of its divisors is an integer number (12586496).
Almost surely, 2243423054 is an apocalyptic number.
243423054 is an abundant number, since it is smaller than the sum of its proper divisors (360728754).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
243423054 is a wasteful number, since it uses less digits than its factorization.
243423054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4469 (or 4466 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 27.
The square root of 243423054 is about 15602.0208306488. The cubic root of 243423054 is about 624.3870718537.
Adding to 243423054 its reverse (450324342), we get a palindrome (693747396).
The spelling of 243423054 in words is "two hundred forty-three million, four hundred twenty-three thousand, fifty-four".
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