Base | Representation |
---|---|
bin | 11101000001101… |
… | …00000010101101 |
3 | 121222011012121101 |
4 | 32200310002231 |
5 | 444312422142 |
6 | 40054403101 |
7 | 6014366245 |
oct | 1640640255 |
9 | 558135541 |
10 | 243482797 |
11 | 115492258 |
12 | 69660491 |
13 | 3b5a017c |
14 | 244a0b25 |
15 | 165980b7 |
hex | e8340ad |
243482797 has 2 divisors, whose sum is σ = 243482798. Its totient is φ = 243482796.
The previous prime is 243482779. The next prime is 243482831. The reversal of 243482797 is 797284342.
Together with previous prime (243482779) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 150283081 + 93199716 = 12259^2 + 9654^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-243482797 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (243482737) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121741398 + 121741399.
It is an arithmetic number, because the mean of its divisors is an integer number (121741399).
Almost surely, 2243482797 is an apocalyptic number.
It is an amenable number.
243482797 is a deficient number, since it is larger than the sum of its proper divisors (1).
243482797 is an equidigital number, since it uses as much as digits as its factorization.
243482797 is an evil number, because the sum of its binary digits is even.
The product of its digits is 677376, while the sum is 46.
The square root of 243482797 is about 15603.9353049159. The cubic root of 243482797 is about 624.4381485080.
The spelling of 243482797 in words is "two hundred forty-three million, four hundred eighty-two thousand, seven hundred ninety-seven".
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