Base | Representation |
---|---|
bin | 11101110111101… |
… | …01001001101001 |
3 | 122110111000212112 |
4 | 32323311021221 |
5 | 1003121041400 |
6 | 40510252105 |
7 | 6131524601 |
oct | 1673651151 |
9 | 573430775 |
10 | 250565225 |
11 | 11948a3a9 |
12 | 6bab7035 |
13 | 3cbaca61 |
14 | 253c5c01 |
15 | 16ee6835 |
hex | eef5269 |
250565225 has 12 divisors (see below), whose sum is σ = 317313024. Its totient is φ = 196186320.
The previous prime is 250565209. The next prime is 250565233. The reversal of 250565225 is 522565052.
It is not a de Polignac number, because 250565225 - 24 = 250565209 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 250565191 and 250565200.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105449 + ... + 107798.
It is an arithmetic number, because the mean of its divisors is an integer number (26442752).
Almost surely, 2250565225 is an apocalyptic number.
250565225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
250565225 is a deficient number, since it is larger than the sum of its proper divisors (66747799).
250565225 is a wasteful number, since it uses less digits than its factorization.
250565225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 213304 (or 213299 counting only the distinct ones).
The product of its (nonzero) digits is 30000, while the sum is 32.
The square root of 250565225 is about 15829.2521933287. The cubic root of 250565225 is about 630.4349268521.
The spelling of 250565225 in words is "two hundred fifty million, five hundred sixty-five thousand, two hundred twenty-five".
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