Base | Representation |
---|---|
bin | 1000010011011101… |
… | …1000111100101101 |
3 | 12202100110122122201 |
4 | 2010313120330231 |
5 | 14031123100441 |
6 | 1005105341501 |
7 | 106145100421 |
oct | 20467307455 |
9 | 5670418581 |
10 | 2229112621 |
11 | a4430433a |
12 | 522637891 |
13 | 296a85768 |
14 | 172098b81 |
15 | d0a6cc31 |
hex | 84dd8f2d |
2229112621 has 2 divisors, whose sum is σ = 2229112622. Its totient is φ = 2229112620.
The previous prime is 2229112517. The next prime is 2229112667. The reversal of 2229112621 is 1262119222.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2096632521 + 132480100 = 45789^2 + 11510^2 .
It is a cyclic number.
It is not a de Polignac number, because 2229112621 - 217 = 2228981549 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2229112621.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2229112681) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114556310 + 1114556311.
It is an arithmetic number, because the mean of its divisors is an integer number (1114556311).
Almost surely, 22229112621 is an apocalyptic number.
It is an amenable number.
2229112621 is a deficient number, since it is larger than the sum of its proper divisors (1).
2229112621 is an equidigital number, since it uses as much as digits as its factorization.
2229112621 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1728, while the sum is 28.
The square root of 2229112621 is about 47213.4792299826. The cubic root of 2229112621 is about 1306.3032387327.
The spelling of 2229112621 in words is "two billion, two hundred twenty-nine million, one hundred twelve thousand, six hundred twenty-one".
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