Base | Representation |
---|---|
bin | 11100111110010… |
… | …00111111110101 |
3 | 121221022221011021 |
4 | 32133020333311 |
5 | 444204404331 |
6 | 40041141141 |
7 | 6010562041 |
oct | 1637107765 |
9 | 557287137 |
10 | 243044341 |
11 | 1152128a1 |
12 | 6948a7b1 |
13 | 3b478727 |
14 | 243c9021 |
15 | 1650d211 |
hex | e7c8ff5 |
243044341 has 8 divisors (see below), whose sum is σ = 244599480. Its totient is φ = 241493952.
The previous prime is 243044339. The next prime is 243044377. The reversal of 243044341 is 143440342.
It can be written as a sum of positive squares in 4 ways, for example, as 107205316 + 135839025 = 10354^2 + 11655^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 243044341 - 21 = 243044339 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (243044311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176331 + ... + 177703.
It is an arithmetic number, because the mean of its divisors is an integer number (30574935).
Almost surely, 2243044341 is an apocalyptic number.
It is an amenable number.
243044341 is a deficient number, since it is larger than the sum of its proper divisors (1555139).
243044341 is a wasteful number, since it uses less digits than its factorization.
243044341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2375.
The product of its (nonzero) digits is 4608, while the sum is 25.
The square root of 243044341 is about 15589.8794414838. The cubic root of 243044341 is about 624.0631005729.
Adding to 243044341 its reverse (143440342), we get a palindrome (386484683).
The spelling of 243044341 in words is "two hundred forty-three million, forty-four thousand, three hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •