Base | Representation |
---|---|
bin | 10011000101101… |
… | …000100110001001 |
3 | 211022121002022210 |
4 | 103011220212021 |
5 | 1123440302410 |
6 | 51435535333 |
7 | 10636013166 |
oct | 2305504611 |
9 | 738532283 |
10 | 320244105 |
11 | 154851155 |
12 | 8b2ba549 |
13 | 5146836c |
14 | 3076306d |
15 | 1d1ac220 |
hex | 13168989 |
320244105 has 16 divisors (see below), whose sum is σ = 528920064. Its totient is φ = 165287040.
The previous prime is 320244103. The next prime is 320244131. The reversal of 320244105 is 501442023.
It is not a de Polignac number, because 320244105 - 21 = 320244103 is a prime.
It is not an unprimeable number, because it can be changed into a prime (320244103) 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, 343884 + ... + 344813.
It is an arithmetic number, because the mean of its divisors is an integer number (33057504).
Almost surely, 2320244105 is an apocalyptic number.
It is an amenable number.
320244105 is a deficient number, since it is larger than the sum of its proper divisors (208675959).
320244105 is a wasteful number, since it uses less digits than its factorization.
320244105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 688736.
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 320244105 is about 17895.3654614819. The cubic root of 320244105 is about 684.1642568311.
Adding to 320244105 its reverse (501442023), we get a palindrome (821686128).
The spelling of 320244105 in words is "three hundred twenty million, two hundred forty-four thousand, one hundred five".
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