Base | Representation |
---|---|
bin | 1000001111011101… |
… | …1010100101110011 |
3 | 12201011220121212110 |
4 | 2003313122211303 |
5 | 14012324422011 |
6 | 1003310100403 |
7 | 105552412026 |
oct | 20367324563 |
9 | 5634817773 |
10 | 2212342131 |
11 | a3589a42a |
12 | 518aaa703 |
13 | 2934632ac |
14 | 16db711bd |
15 | ce358ba6 |
hex | 83dda973 |
2212342131 has 16 divisors (see below), whose sum is σ = 3019917824. Its totient is φ = 1439865504.
The previous prime is 2212342129. The next prime is 2212342151. The reversal of 2212342131 is 1312432122.
It is not a de Polignac number, because 2212342131 - 21 = 2212342129 is a prime.
It is a super-2 number, since 2×22123421312 = 9788915409195242322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2212342098 and 2212342107.
It is not an unprimeable number, because it can be changed into a prime (2212342151) 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, 388950 + ... + 394596.
It is an arithmetic number, because the mean of its divisors is an integer number (188744864).
Almost surely, 22212342131 is an apocalyptic number.
2212342131 is a deficient number, since it is larger than the sum of its proper divisors (807575693).
2212342131 is a wasteful number, since it uses less digits than its factorization.
2212342131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8730.
The product of its digits is 576, while the sum is 21.
The square root of 2212342131 is about 47035.5411470943. The cubic root of 2212342131 is about 1303.0190446594.
Adding to 2212342131 its reverse (1312432122), we get a palindrome (3524774253).
The spelling of 2212342131 in words is "two billion, two hundred twelve million, three hundred forty-two thousand, one hundred thirty-one".
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