Base | Representation |
---|---|
bin | 1000001111011001… |
… | …1111110100110011 |
3 | 12201011110101200111 |
4 | 2003312133310303 |
5 | 14012244221202 |
6 | 1003301002151 |
7 | 105550360204 |
oct | 20366376463 |
9 | 5634411614 |
10 | 2212101427 |
11 | a357455a8 |
12 | 5189b3357 |
13 | 2933aa873 |
14 | 16db0b5ab |
15 | ce30c6d7 |
hex | 83d9fd33 |
2212101427 has 2 divisors, whose sum is σ = 2212101428. Its totient is φ = 2212101426.
The previous prime is 2212101343. The next prime is 2212101433. The reversal of 2212101427 is 7241012122.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2212101427 - 231 = 64617779 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2212101398 and 2212101407.
It is not a weakly prime, because it can be changed into another prime (2212101487) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106050713 + 1106050714.
It is an arithmetic number, because the mean of its divisors is an integer number (1106050714).
Almost surely, 22212101427 is an apocalyptic number.
2212101427 is a deficient number, since it is larger than the sum of its proper divisors (1).
2212101427 is an equidigital number, since it uses as much as digits as its factorization.
2212101427 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 448, while the sum is 22.
The square root of 2212101427 is about 47032.9823315511. The cubic root of 2212101427 is about 1302.9717865572.
Adding to 2212101427 its reverse (7241012122), we get a palindrome (9453113549).
The spelling of 2212101427 in words is "two billion, two hundred twelve million, one hundred one thousand, four hundred twenty-seven".
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