Base | Representation |
---|---|
bin | 111110111101001… |
… | …0000000101000011 |
3 | 12110012220011111200 |
4 | 1331322100011003 |
5 | 13311240002321 |
6 | 545340312243 |
7 | 103230202224 |
oct | 17572200503 |
9 | 5405804450 |
10 | 2112422211 |
11 | 994453089 |
12 | 4ab542683 |
13 | 27884a093 |
14 | 1607a124b |
15 | c56bcd26 |
hex | 7de90143 |
2112422211 has 12 divisors (see below), whose sum is σ = 3052380240. Its totient is φ = 1407772080.
The previous prime is 2112422197. The next prime is 2112422239. The reversal of 2112422211 is 1122242112.
2112422211 is a `hidden beast` number, since 21 + 12 + 422 + 211 = 666.
It is not a de Polignac number, because 2112422211 - 29 = 2112421699 is a prime.
It is a super-2 number, since 2×21124222112 = 8924655195052257042, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2112422111) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15271 + ... + 66768.
It is an arithmetic number, because the mean of its divisors is an integer number (254365020).
Almost surely, 22112422211 is an apocalyptic number.
2112422211 is a deficient number, since it is larger than the sum of its proper divisors (939958029).
2112422211 is a wasteful number, since it uses less digits than its factorization.
2112422211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84906 (or 84903 counting only the distinct ones).
The product of its digits is 128, while the sum is 18.
The square root of 2112422211 is about 45961.0945365752. The cubic root of 2112422211 is about 1283.0992222789.
Adding to 2112422211 its reverse (1122242112), we get a palindrome (3234664323).
The spelling of 2112422211 in words is "two billion, one hundred twelve million, four hundred twenty-two thousand, two hundred eleven".
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