Base | Representation |
---|---|
bin | 1000010001011100… |
… | …0000000011100001 |
3 | 12201202111021210002 |
4 | 2010113000003201 |
5 | 14021434401144 |
6 | 1004203345345 |
7 | 106012655522 |
oct | 20427000341 |
9 | 5652437702 |
10 | 2220622049 |
11 | a3a535238 |
12 | 51b822255 |
13 | 2950a1c59 |
14 | 170cc8849 |
15 | cee4214e |
hex | 845c00e1 |
2220622049 has 2 divisors, whose sum is σ = 2220622050. Its totient is φ = 2220622048.
The previous prime is 2220622031. The next prime is 2220622073. The reversal of 2220622049 is 9402260222.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1509866449 + 710755600 = 38857^2 + 26660^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2220622049 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (2220622849) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110311024 + 1110311025.
It is an arithmetic number, because the mean of its divisors is an integer number (1110311025).
Almost surely, 22220622049 is an apocalyptic number.
It is an amenable number.
2220622049 is a deficient number, since it is larger than the sum of its proper divisors (1).
2220622049 is an equidigital number, since it uses as much as digits as its factorization.
2220622049 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6912, while the sum is 29.
The square root of 2220622049 is about 47123.4766225923. The cubic root of 2220622049 is about 1304.6425818594.
The spelling of 2220622049 in words is "two billion, two hundred twenty million, six hundred twenty-two thousand, forty-nine".
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