Base | Representation |
---|---|
bin | 11010110111011… |
… | …11011010111010 |
3 | 120201002021122200 |
4 | 31123233122322 |
5 | 430144012210 |
6 | 34210331030 |
7 | 5404443453 |
oct | 1533573272 |
9 | 521067580 |
10 | 225375930 |
11 | 1062452aa |
12 | 63589a76 |
13 | 37900650 |
14 | 21d0a12a |
15 | 14bbd0c0 |
hex | d6ef6ba |
225375930 has 48 divisors (see below), whose sum is σ = 631055880. Its totient is φ = 55476864.
The previous prime is 225375889. The next prime is 225375947. The reversal of 225375930 is 39573522.
It can be written as a sum of positive squares in 4 ways, for example, as 131537961 + 93837969 = 11469^2 + 9687^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 95145 + ... + 97484.
Almost surely, 2225375930 is an apocalyptic number.
225375930 is an abundant number, since it is smaller than the sum of its proper divisors (405679950).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225375930 is a wasteful number, since it uses less digits than its factorization.
225375930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 192655 (or 192652 counting only the distinct ones).
The product of its (nonzero) digits is 56700, while the sum is 36.
The square root of 225375930 is about 15012.5257701694. The cubic root of 225375930 is about 608.5587491809.
The spelling of 225375930 in words is "two hundred twenty-five million, three hundred seventy-five thousand, nine hundred thirty".
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