Base | Representation |
---|---|
bin | 11100111100000… |
… | …00110101000111 |
3 | 121220202220200012 |
4 | 32132000311013 |
5 | 444120424433 |
6 | 40030540435 |
7 | 6005221166 |
oct | 1636006507 |
9 | 556686605 |
10 | 242748743 |
11 | 1150307a6 |
12 | 6936771b |
13 | 3b3a4013 |
14 | 2434d3dd |
15 | 164a0848 |
hex | e780d47 |
242748743 has 2 divisors, whose sum is σ = 242748744. Its totient is φ = 242748742.
The previous prime is 242748703. The next prime is 242748799. The reversal of 242748743 is 347847242.
242748743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 242748743 - 222 = 238554439 is a prime.
It is a super-3 number, since 3×2427487433 (a number of 26 digits) contains 333 as substring.
It is a Sophie Germain prime.
It is a self number, because there is not a number n which added to its sum of digits gives 242748743.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (242748703) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121374371 + 121374372.
It is an arithmetic number, because the mean of its divisors is an integer number (121374372).
Almost surely, 2242748743 is an apocalyptic number.
242748743 is a deficient number, since it is larger than the sum of its proper divisors (1).
242748743 is an equidigital number, since it uses as much as digits as its factorization.
242748743 is an evil number, because the sum of its binary digits is even.
The product of its digits is 301056, while the sum is 41.
The square root of 242748743 is about 15580.3961117810. The cubic root of 242748743 is about 623.8099963575.
The spelling of 242748743 in words is "two hundred forty-two million, seven hundred forty-eight thousand, seven hundred forty-three".
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