Base | Representation |
---|---|
bin | 111001110101… |
… | …1001010000001 |
3 | 2010001120210021 |
4 | 1303223022001 |
5 | 30230321304 |
6 | 3001533441 |
7 | 515513131 |
oct | 163531201 |
9 | 63046707 |
10 | 30323329 |
11 | 16131403 |
12 | a1a4281 |
13 | 63891ca |
14 | 4054ac1 |
15 | 29dea54 |
hex | 1ceb281 |
30323329 has 4 divisors (see below), whose sum is σ = 30775984. Its totient is φ = 29870676.
The previous prime is 30323327. The next prime is 30323339. The reversal of 30323329 is 92332303.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 92332303 = 7 ⋅13190329.
It is a cyclic number.
It is not a de Polignac number, because 30323329 - 21 = 30323327 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30323327) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226227 + ... + 226360.
It is an arithmetic number, because the mean of its divisors is an integer number (7693996).
Almost surely, 230323329 is an apocalyptic number.
It is an amenable number.
30323329 is a deficient number, since it is larger than the sum of its proper divisors (452655).
30323329 is an equidigital number, since it uses as much as digits as its factorization.
30323329 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 452654.
The product of its (nonzero) digits is 2916, while the sum is 25.
The square root of 30323329 is about 5506.6622376899. The cubic root of 30323329 is about 311.8355512130.
It can be divided in two parts, 303 and 23329, that added together give a palindrome (23632).
The spelling of 30323329 in words is "thirty million, three hundred twenty-three thousand, three hundred twenty-nine".
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