Base | Representation |
---|---|
bin | 11010110111000… |
… | …11000010010000 |
3 | 120200222201001210 |
4 | 31123203002100 |
5 | 430140401300 |
6 | 34205300120 |
7 | 5404142532 |
oct | 1533430220 |
9 | 520881053 |
10 | 225325200 |
11 | 106210181 |
12 | 63564640 |
13 | 378b3529 |
14 | 21cd5852 |
15 | 14bad050 |
hex | d6e3090 |
225325200 has 120 divisors (see below), whose sum is σ = 726516000. Its totient is φ = 59694080.
The previous prime is 225325193. The next prime is 225325223. The reversal of 225325200 is 2523522.
It is a tau number, because it is divible by the number of its divisors (120).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 214276 + ... + 215324.
It is an arithmetic number, because the mean of its divisors is an integer number (6054300).
Almost surely, 2225325200 is an apocalyptic number.
225325200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 225325200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (363258000).
225325200 is an abundant number, since it is smaller than the sum of its proper divisors (501190800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225325200 is a wasteful number, since it uses less digits than its factorization.
225325200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1249 (or 1238 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 21.
The square root of 225325200 is about 15010.8360859747. The cubic root of 225325200 is about 608.5130854728.
Adding to 225325200 its reverse (2523522), we get a palindrome (227848722).
The spelling of 225325200 in words is "two hundred twenty-five million, three hundred twenty-five thousand, two hundred".
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