Base | Representation |
---|---|
bin | 11110011111101… |
… | …01100111111101 |
3 | 122211100111102010 |
4 | 33033311213331 |
5 | 1010441410140 |
6 | 41214521433 |
7 | 6224230611 |
oct | 1717654775 |
9 | 584314363 |
10 | 255810045 |
11 | 121441967 |
12 | 71806279 |
13 | 40cc80ba |
14 | 25d8d341 |
15 | 176d0880 |
hex | f3f59fd |
255810045 has 16 divisors (see below), whose sum is σ = 420359040. Its totient is φ = 132744384.
The previous prime is 255810041. The next prime is 255810077. The reversal of 255810045 is 540018552.
It is not a de Polignac number, because 255810045 - 22 = 255810041 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 255809994 and 255810021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255810041) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229905 + ... + 231014.
It is an arithmetic number, because the mean of its divisors is an integer number (26272440).
Almost surely, 2255810045 is an apocalyptic number.
It is an amenable number.
255810045 is a deficient number, since it is larger than the sum of its proper divisors (164548995).
255810045 is a wasteful number, since it uses less digits than its factorization.
255810045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 460964.
The product of its (nonzero) digits is 8000, while the sum is 30.
The square root of 255810045 is about 15994.0628046785. The cubic root of 255810045 is about 634.8033325694.
Adding to 255810045 its reverse (540018552), we get a palindrome (795828597).
The spelling of 255810045 in words is "two hundred fifty-five million, eight hundred ten thousand, forty-five".
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