Base | Representation |
---|---|
bin | 11101000001001… |
… | …01100011100111 |
3 | 121222001012012211 |
4 | 32200211203213 |
5 | 444304022323 |
6 | 40053224251 |
7 | 6014031253 |
oct | 1640454347 |
9 | 558035184 |
10 | 243423463 |
11 | 115451718 |
12 | 69632087 |
13 | 3b57c16a |
14 | 24487263 |
15 | 1658570d |
hex | e8258e7 |
243423463 has 4 divisors (see below), whose sum is σ = 244002088. Its totient is φ = 242844840.
The previous prime is 243423451. The next prime is 243423503. The reversal of 243423463 is 364324342.
243423463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 364324342 = 2 ⋅182162171.
It is a cyclic number.
It is not a de Polignac number, because 243423463 - 25 = 243423431 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (243423413) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288681 + ... + 289522.
It is an arithmetic number, because the mean of its divisors is an integer number (61000522).
Almost surely, 2243423463 is an apocalyptic number.
243423463 is a deficient number, since it is larger than the sum of its proper divisors (578625).
243423463 is an equidigital number, since it uses as much as digits as its factorization.
243423463 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 578624.
The product of its digits is 41472, while the sum is 31.
The square root of 243423463 is about 15602.0339379198. The cubic root of 243423463 is about 624.3874215524.
The spelling of 243423463 in words is "two hundred forty-three million, four hundred twenty-three thousand, four hundred sixty-three".
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