Base | Representation |
---|---|
bin | 11110001110010… |
… | …01001111000001 |
3 | 122200001201020202 |
4 | 33013021033001 |
5 | 1004400443243 |
6 | 41054014545 |
7 | 6165656435 |
oct | 1707111701 |
9 | 580051222 |
10 | 253531073 |
11 | 120125714 |
12 | 70aa7455 |
13 | 406aa9b3 |
14 | 259589c5 |
15 | 173d04b8 |
hex | f1c93c1 |
253531073 has 2 divisors, whose sum is σ = 253531074. Its totient is φ = 253531072.
The previous prime is 253531027. The next prime is 253531097. The reversal of 253531073 is 370135352.
253531073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 211760704 + 41770369 = 14552^2 + 6463^2 .
It is a cyclic number.
It is not a de Polignac number, because 253531073 - 210 = 253530049 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (253530073) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126765536 + 126765537.
It is an arithmetic number, because the mean of its divisors is an integer number (126765537).
Almost surely, 2253531073 is an apocalyptic number.
It is an amenable number.
253531073 is a deficient number, since it is larger than the sum of its proper divisors (1).
253531073 is an equidigital number, since it uses as much as digits as its factorization.
253531073 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9450, while the sum is 29.
The square root of 253531073 is about 15922.6591058152. The cubic root of 253531073 is about 632.9125851469.
The spelling of 253531073 in words is "two hundred fifty-three million, five hundred thirty-one thousand, seventy-three".
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