Base | Representation |
---|---|
bin | 111001110011… |
… | …1000000001001 |
3 | 2010000201110001 |
4 | 1303213000021 |
5 | 30224300223 |
6 | 3001323001 |
7 | 515412412 |
oct | 163470011 |
9 | 63021401 |
10 | 30306313 |
11 | 1611a644 |
12 | a196461 |
13 | 638153b |
14 | 404c809 |
15 | 29d99ad |
hex | 1ce7009 |
30306313 has 8 divisors (see below), whose sum is σ = 31470336. Its totient is φ = 29154000.
The previous prime is 30306233. The next prime is 30306319. The reversal of 30306313 is 31360303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30306313 - 29 = 30305801 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30306319) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2538 + ... + 8188.
It is an arithmetic number, because the mean of its divisors is an integer number (3933792).
Almost surely, 230306313 is an apocalyptic number.
It is an amenable number.
30306313 is a deficient number, since it is larger than the sum of its proper divisors (1164023).
30306313 is a wasteful number, since it uses less digits than its factorization.
30306313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5855.
The product of its (nonzero) digits is 486, while the sum is 19.
The square root of 30306313 is about 5505.1169833165. The cubic root of 30306313 is about 311.7772112401. Note that the first 3 decimals are identical.
Adding to 30306313 its reverse (31360303), we get a palindrome (61666616).
The spelling of 30306313 in words is "thirty million, three hundred six thousand, three hundred thirteen".
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