Base | Representation |
---|---|
bin | 11100010000101110… |
… | …101011000000101001 |
3 | 2220022211022010210010 |
4 | 130100232223000221 |
5 | 444121413110241 |
6 | 21535052042133 |
7 | 2122662665256 |
oct | 342056530051 |
9 | 86284263703 |
10 | 30345441321 |
11 | 11962235228 |
12 | 5a6a763349 |
13 | 2b27b13350 |
14 | 167c28a42d |
15 | bc9111d16 |
hex | 710bab029 |
30345441321 has 16 divisors (see below), whose sum is σ = 44169835136. Its totient is φ = 18418306176.
The previous prime is 30345441317. The next prime is 30345441349. The reversal of 30345441321 is 12314454303.
It is not a de Polignac number, because 30345441321 - 22 = 30345441317 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (30345441121) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5326525 + ... + 5332218.
It is an arithmetic number, because the mean of its divisors is an integer number (2760614696).
Almost surely, 230345441321 is an apocalyptic number.
It is an amenable number.
30345441321 is a deficient number, since it is larger than the sum of its proper divisors (13824393815).
30345441321 is a wasteful number, since it uses less digits than its factorization.
30345441321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10658832.
The product of its (nonzero) digits is 17280, while the sum is 30.
Adding to 30345441321 its reverse (12314454303), we get a palindrome (42659895624).
The spelling of 30345441321 in words is "thirty billion, three hundred forty-five million, four hundred forty-one thousand, three hundred twenty-one".
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