Base | Representation |
---|---|
bin | 11110010000101… |
… | …01101010010101 |
3 | 122200122121122222 |
4 | 33020111222111 |
5 | 1004441002432 |
6 | 41104432125 |
7 | 6201432212 |
oct | 1710255225 |
9 | 580577588 |
10 | 253844117 |
11 | 12031992a |
12 | 71018645 |
13 | 4078a327 |
14 | 259dab09 |
15 | 17443112 |
hex | f215a95 |
253844117 has 2 divisors, whose sum is σ = 253844118. Its totient is φ = 253844116.
The previous prime is 253844113. The next prime is 253844131. The reversal of 253844117 is 711448352.
253844117 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 can be written as a sum of positive squares in only one way, i.e., 239661361 + 14182756 = 15481^2 + 3766^2 .
It is a cyclic number.
It is not a de Polignac number, because 253844117 - 22 = 253844113 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (253844113) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126922058 + 126922059.
It is an arithmetic number, because the mean of its divisors is an integer number (126922059).
Almost surely, 2253844117 is an apocalyptic number.
It is an amenable number.
253844117 is a deficient number, since it is larger than the sum of its proper divisors (1).
253844117 is an equidigital number, since it uses as much as digits as its factorization.
253844117 is an evil number, because the sum of its binary digits is even.
The product of its digits is 26880, while the sum is 35.
The square root of 253844117 is about 15932.4862152773. The cubic root of 253844117 is about 633.1729713722.
The spelling of 253844117 in words is "two hundred fifty-three million, eight hundred forty-four thousand, one hundred seventeen".
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