Base | Representation |
---|---|
bin | 11100111110010… |
… | …00001101110110 |
3 | 121221022202202210 |
4 | 32133020031312 |
5 | 444204304032 |
6 | 40041114250 |
7 | 6010546521 |
oct | 1637101566 |
9 | 557282683 |
10 | 243041142 |
11 | 115210453 |
12 | 69488986 |
13 | 3b477136 |
14 | 243c7bb8 |
15 | 1650c2cc |
hex | e7c8376 |
243041142 has 8 divisors (see below), whose sum is σ = 486082296. Its totient is φ = 81013712.
The previous prime is 243041081. The next prime is 243041167. The reversal of 243041142 is 241140342.
It is a sphenic number, since it is the product of 3 distinct primes.
243041142 is an admirable number.
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, 20253423 + ... + 20253434.
It is an arithmetic number, because the mean of its divisors is an integer number (60760287).
Almost surely, 2243041142 is an apocalyptic number.
243041142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
243041142 is a wasteful number, since it uses less digits than its factorization.
243041142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40506862.
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 243041142 is about 15589.7768425337. The cubic root of 243041142 is about 624.0603625449.
Adding to 243041142 its reverse (241140342), we get a palindrome (484181484).
The spelling of 243041142 in words is "two hundred forty-three million, forty-one thousand, one hundred forty-two".
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