Base | Representation |
---|---|
bin | 111001110101… |
… | …1001001111001 |
3 | 2010001120202222 |
4 | 1303223021321 |
5 | 30230321241 |
6 | 3001533425 |
7 | 515513120 |
oct | 163531171 |
9 | 63046688 |
10 | 30323321 |
11 | 161313a6 |
12 | a1a4275 |
13 | 63891c2 |
14 | 4054ab7 |
15 | 29dea4b |
hex | 1ceb279 |
30323321 has 8 divisors (see below), whose sum is σ = 34734720. Its totient is φ = 25931808.
The previous prime is 30323309. The next prime is 30323327. The reversal of 30323321 is 12332303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30323321 - 218 = 30061177 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30323321.
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 7 ways as a sum of consecutive naturals, for example, 1541 + ... + 7938.
It is an arithmetic number, because the mean of its divisors is an integer number (4341840).
Almost surely, 230323321 is an apocalyptic number.
It is an amenable number.
30323321 is a deficient number, since it is larger than the sum of its proper divisors (4411399).
30323321 is an equidigital number, since it uses as much as digits as its factorization.
30323321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9943.
The product of its (nonzero) digits is 324, while the sum is 17.
The square root of 30323321 is about 5506.6615112970. The cubic root of 30323321 is about 311.8355237898.
Adding to 30323321 its reverse (12332303), we get a palindrome (42655624).
The spelling of 30323321 in words is "thirty million, three hundred twenty-three thousand, three hundred twenty-one".
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