Base | Representation |
---|---|
bin | 1100011001111000001… |
… | …1100100011010010011 |
3 | 202101001122220102121020 |
4 | 3012132003210122103 |
5 | 11442414403230303 |
6 | 241522114330523 |
7 | 21252641513304 |
oct | 3063603443223 |
9 | 671048812536 |
10 | 213105133203 |
11 | 824173237a6 |
12 | 35374589a43 |
13 | 17132410c71 |
14 | a4587b67ab |
15 | 5823c41a53 |
hex | 319e0e4693 |
213105133203 has 16 divisors (see below), whose sum is σ = 285416448000. Its totient is φ = 141432318720.
The previous prime is 213105133193. The next prime is 213105133229. The reversal of 213105133203 is 302331501312.
It is not a de Polignac number, because 213105133203 - 213 = 213105125011 is a prime.
It is not an unprimeable number, because it can be changed into a prime (213105133243) 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, 2387523 + ... + 2475171.
It is an arithmetic number, because the mean of its divisors is an integer number (17838528000).
Almost surely, 2213105133203 is an apocalyptic number.
213105133203 is a deficient number, since it is larger than the sum of its proper divisors (72311314797).
213105133203 is a wasteful number, since it uses less digits than its factorization.
213105133203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91282.
The product of its (nonzero) digits is 1620, while the sum is 24.
Adding to 213105133203 its reverse (302331501312), we get a palindrome (515436634515).
The spelling of 213105133203 in words is "two hundred thirteen billion, one hundred five million, one hundred thirty-three thousand, two hundred three".
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