Base | Representation |
---|---|
bin | 1000010110111101… |
… | …1100000100111001 |
3 | 12210101010010111022 |
4 | 2011233130010321 |
5 | 14043403233442 |
6 | 1010352312225 |
7 | 106414013663 |
oct | 20557340471 |
9 | 5711103438 |
10 | 2243805497 |
11 | a5162a30a |
12 | 527542675 |
13 | 299b2b37b |
14 | 174001533 |
15 | d1ec13d2 |
hex | 85bdc139 |
2243805497 has 2 divisors, whose sum is σ = 2243805498. Its totient is φ = 2243805496.
The previous prime is 2243805463. The next prime is 2243805523. The reversal of 2243805497 is 7945083422.
2243805497 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., 1210761616 + 1033043881 = 34796^2 + 32141^2 .
It is a cyclic number.
It is not a de Polignac number, because 2243805497 - 28 = 2243805241 is a prime.
It is not a weakly prime, because it can be changed into another prime (2243805397) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121902748 + 1121902749.
It is an arithmetic number, because the mean of its divisors is an integer number (1121902749).
Almost surely, 22243805497 is an apocalyptic number.
It is an amenable number.
2243805497 is a deficient number, since it is larger than the sum of its proper divisors (1).
2243805497 is an equidigital number, since it uses as much as digits as its factorization.
2243805497 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 483840, while the sum is 44.
The square root of 2243805497 is about 47368.8241040455. The cubic root of 2243805497 is about 1309.1670592199.
The spelling of 2243805497 in words is "two billion, two hundred forty-three million, eight hundred five thousand, four hundred ninety-seven".
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