Base | Representation |
---|---|
bin | 10010001100011… |
… | …010110010001101 |
3 | 210021101001212102 |
4 | 102030122302031 |
5 | 1111120322300 |
6 | 50142244445 |
7 | 10364354030 |
oct | 2214326215 |
9 | 707331772 |
10 | 305245325 |
11 | 147337370 |
12 | 86286725 |
13 | 4b316448 |
14 | 2c77b017 |
15 | 1bbe80d5 |
hex | 1231ac8d |
305245325 has 48 divisors (see below), whose sum is σ = 474505344. Its totient is φ = 189235200.
The previous prime is 305245267. The next prime is 305245333. The reversal of 305245325 is 523542503.
It is not a de Polignac number, because 305245325 - 28 = 305245069 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 494417 + ... + 495033.
It is an arithmetic number, because the mean of its divisors is an integer number (9885528).
Almost surely, 2305245325 is an apocalyptic number.
305245325 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
305245325 is a deficient number, since it is larger than the sum of its proper divisors (169260019).
305245325 is a wasteful number, since it uses less digits than its factorization.
305245325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 902 (or 897 counting only the distinct ones).
The product of its (nonzero) digits is 18000, while the sum is 29.
The square root of 305245325 is about 17471.2714191040. The cubic root of 305245325 is about 673.3119778597.
Adding to 305245325 its reverse (523542503), we get a palindrome (828787828).
The spelling of 305245325 in words is "three hundred five million, two hundred forty-five thousand, three hundred twenty-five".
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