Base | Representation |
---|---|
bin | 111001110010… |
… | …1100001110001 |
3 | 2010000102011100 |
4 | 1303211201301 |
5 | 30224102043 |
6 | 3001235013 |
7 | 515355663 |
oct | 163454161 |
9 | 63012140 |
10 | 30300273 |
11 | 16116053 |
12 | a192a69 |
13 | 637b873 |
14 | 404a533 |
15 | 29d7cd3 |
hex | 1ce5871 |
30300273 has 24 divisors (see below), whose sum is σ = 47946600. Its totient is φ = 18353664.
The previous prime is 30300247. The next prime is 30300301. The reversal of 30300273 is 37200303.
It can be written as a sum of positive squares in 4 ways, for example, as 8928144 + 21372129 = 2988^2 + 4623^2 .
It is not a de Polignac number, because 30300273 - 25 = 30300241 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30300073) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 1023 + ... + 7851.
It is an arithmetic number, because the mean of its divisors is an integer number (1997775).
Almost surely, 230300273 is an apocalyptic number.
It is an amenable number.
30300273 is a deficient number, since it is larger than the sum of its proper divisors (17646327).
30300273 is a wasteful number, since it uses less digits than its factorization.
30300273 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6881 (or 6878 counting only the distinct ones).
The product of its (nonzero) digits is 378, while the sum is 18.
The square root of 30300273 is about 5504.5683754496. The cubic root of 30300273 is about 311.7564976298.
Adding to 30300273 its reverse (37200303), we get a palindrome (67500576).
The spelling of 30300273 in words is "thirty million, three hundred thousand, two hundred seventy-three".
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