Base | Representation |
---|---|
bin | 111001101010… |
… | …0011100101001 |
3 | 2002212212012020 |
4 | 1303110130221 |
5 | 30214332223 |
6 | 2555535053 |
7 | 514645011 |
oct | 163243451 |
9 | 62785166 |
10 | 30230313 |
11 | 16078533 |
12 | a15a489 |
13 | 6355a79 |
14 | 402cc41 |
15 | 29c21e3 |
hex | 1cd4729 |
30230313 has 8 divisors (see below), whose sum is σ = 40420800. Its totient is φ = 20096688.
The previous prime is 30230297. The next prime is 30230323. The reversal of 30230313 is 31303203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30230313 - 24 = 30230297 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30230292 and 30230301.
It is not an unprimeable number, because it can be changed into a prime (30230323) 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 7 ways as a sum of consecutive naturals, for example, 12958 + ... + 15111.
It is an arithmetic number, because the mean of its divisors is an integer number (5052600).
Almost surely, 230230313 is an apocalyptic number.
It is an amenable number.
30230313 is a deficient number, since it is larger than the sum of its proper divisors (10190487).
30230313 is a wasteful number, since it uses less digits than its factorization.
30230313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28431.
The product of its (nonzero) digits is 162, while the sum is 15.
The square root of 30230313 is about 5498.2099814394. The cubic root of 30230313 is about 311.5163755672.
Adding to 30230313 its reverse (31303203), we get a palindrome (61533516).
The spelling of 30230313 in words is "thirty million, two hundred thirty thousand, three hundred thirteen".
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