Base | Representation |
---|---|
bin | 10001000010011… |
… | …011011011111101 |
3 | 201220212122120122 |
4 | 101002123123331 |
5 | 1041134134331 |
6 | 44210424325 |
7 | 10040452001 |
oct | 2102333375 |
9 | 656778518 |
10 | 285849341 |
11 | 137399928 |
12 | 7b8920a5 |
13 | 472b4c2b |
14 | 29d6c701 |
15 | 1a16617b |
hex | 1109b6fd |
285849341 has 2 divisors, whose sum is σ = 285849342. Its totient is φ = 285849340.
The previous prime is 285849329. The next prime is 285849349. The reversal of 285849341 is 143948582.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 261307225 + 24542116 = 16165^2 + 4954^2 .
It is a cyclic number.
It is not a de Polignac number, because 285849341 - 210 = 285848317 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 285849292 and 285849301.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (285849349) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142924670 + 142924671.
It is an arithmetic number, because the mean of its divisors is an integer number (142924671).
Almost surely, 2285849341 is an apocalyptic number.
It is an amenable number.
285849341 is a deficient number, since it is larger than the sum of its proper divisors (1).
285849341 is an equidigital number, since it uses as much as digits as its factorization.
285849341 is an evil number, because the sum of its binary digits is even.
The product of its digits is 276480, while the sum is 44.
The square root of 285849341 is about 16907.0796118076. The cubic root of 285849341 is about 658.7375169595.
The spelling of 285849341 in words is "two hundred eighty-five million, eight hundred forty-nine thousand, three hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •