Base | Representation |
---|---|
bin | 11111101000010… |
… | …01111000100101 |
3 | 200111021011121221 |
4 | 33310021320211 |
5 | 1020411031323 |
6 | 42154540341 |
7 | 6401161321 |
oct | 1764117045 |
9 | 614234557 |
10 | 265330213 |
11 | 126854575 |
12 | 74a376b1 |
13 | 42c7c435 |
14 | 2734a981 |
15 | 1846155d |
hex | fd09e25 |
265330213 has 4 divisors (see below), whose sum is σ = 265638528. Its totient is φ = 265021900.
The previous prime is 265330201. The next prime is 265330223. The reversal of 265330213 is 312033562.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 265330213 - 225 = 231775781 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (265330223) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152863 + ... + 154588.
It is an arithmetic number, because the mean of its divisors is an integer number (66409632).
Almost surely, 2265330213 is an apocalyptic number.
It is an amenable number.
265330213 is a deficient number, since it is larger than the sum of its proper divisors (308315).
265330213 is an equidigital number, since it uses as much as digits as its factorization.
265330213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 308314.
The product of its (nonzero) digits is 3240, while the sum is 25.
The square root of 265330213 is about 16288.9598501562. The cubic root of 265330213 is about 642.5825118738.
Adding to 265330213 its reverse (312033562), we get a palindrome (577363775).
The spelling of 265330213 in words is "two hundred sixty-five million, three hundred thirty thousand, two hundred thirteen".
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