Base | Representation |
---|---|
bin | 11101110100011… |
… | …00001011001101 |
3 | 122102200012001100 |
4 | 32322030023031 |
5 | 1003013311440 |
6 | 40453133313 |
7 | 6125054163 |
oct | 1672141315 |
9 | 572605040 |
10 | 250135245 |
11 | 119216348 |
12 | 6b92a239 |
13 | 3ca8c129 |
14 | 25313233 |
15 | 16e5e230 |
hex | ee8c2cd |
250135245 has 24 divisors (see below), whose sum is σ = 434374200. Its totient is φ = 133157376.
The previous prime is 250135243. The next prime is 250135253. The reversal of 250135245 is 542531052.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 842724 + 249292521 = 918^2 + 15789^2 .
It is not a de Polignac number, because 250135245 - 21 = 250135243 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (250135243) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20721 + ... + 30489.
It is an arithmetic number, because the mean of its divisors is an integer number (18098925).
Almost surely, 2250135245 is an apocalyptic number.
It is an amenable number.
250135245 is a deficient number, since it is larger than the sum of its proper divisors (184238955).
250135245 is a wasteful number, since it uses less digits than its factorization.
250135245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10349 (or 10346 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 27.
The square root of 250135245 is about 15815.6645450009. The cubic root of 250135245 is about 630.0741031503.
Adding to 250135245 its reverse (542531052), we get a palindrome (792666297).
The spelling of 250135245 in words is "two hundred fifty million, one hundred thirty-five thousand, two hundred forty-five".
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