Base | Representation |
---|---|
bin | 11010110111000… |
… | …00000011111111 |
3 | 120200222002100210 |
4 | 31123200003333 |
5 | 430140004043 |
6 | 34205123503 |
7 | 5404062165 |
oct | 1533400377 |
9 | 520862323 |
10 | 225313023 |
11 | 106202011 |
12 | 63559593 |
13 | 378aab20 |
14 | 21cd1235 |
15 | 14ba9633 |
hex | d6e00ff |
225313023 has 32 divisors (see below), whose sum is σ = 330220800. Its totient is φ = 135818496.
The previous prime is 225313021. The next prime is 225313031. The reversal of 225313023 is 320313522.
It is not a de Polignac number, because 225313023 - 21 = 225313021 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225313021) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 482236 + ... + 482702.
It is an arithmetic number, because the mean of its divisors is an integer number (10319400).
Almost surely, 2225313023 is an apocalyptic number.
225313023 is a deficient number, since it is larger than the sum of its proper divisors (104907777).
225313023 is a wasteful number, since it uses less digits than its factorization.
225313023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 711.
The product of its (nonzero) digits is 1080, while the sum is 21.
The square root of 225313023 is about 15010.4304735074. The cubic root of 225313023 is about 608.5021235427.
Adding to 225313023 its reverse (320313522), we get a palindrome (545626545).
The spelling of 225313023 in words is "two hundred twenty-five million, three hundred thirteen thousand, twenty-three".
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