Base | Representation |
---|---|
bin | 111001110011… |
… | …1111110101001 |
3 | 2010000220221012 |
4 | 1303213332221 |
5 | 30224412223 |
6 | 3001353305 |
7 | 515430155 |
oct | 163477651 |
9 | 63026835 |
10 | 30310313 |
11 | 16122650 |
12 | a198835 |
13 | 63832c7 |
14 | 4050065 |
15 | 29dac78 |
hex | 1ce7fa9 |
30310313 has 8 divisors (see below), whose sum is σ = 33835296. Its totient is φ = 26913600.
The previous prime is 30310261. The next prime is 30310321. The reversal of 30310313 is 31301303.
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 30310313 - 28 = 30310057 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30310373) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31568 + ... + 32513.
It is an arithmetic number, because the mean of its divisors is an integer number (4229412).
Almost surely, 230310313 is an apocalyptic number.
It is an amenable number.
30310313 is a deficient number, since it is larger than the sum of its proper divisors (3524983).
30310313 is a wasteful number, since it uses less digits than its factorization.
30310313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64135.
The product of its (nonzero) digits is 81, while the sum is 14.
The square root of 30310313 is about 5505.4802696949. The cubic root of 30310313 is about 311.7909273480.
Adding to 30310313 its reverse (31301303), we get a palindrome (61611616).
The spelling of 30310313 in words is "thirty million, three hundred ten thousand, three hundred thirteen".
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