Base | Representation |
---|---|
bin | 1000010011010100… |
… | …0000110101100010 |
3 | 12202022021222222202 |
4 | 2010311000311202 |
5 | 14030443131240 |
6 | 1005044133202 |
7 | 106136564066 |
oct | 20465006542 |
9 | 5668258882 |
10 | 2228489570 |
11 | a43a1921a |
12 | 522397202 |
13 | 2968c7ca8 |
14 | 171d75aa6 |
15 | d0998315 |
hex | 84d40d62 |
2228489570 has 16 divisors (see below), whose sum is σ = 4016566008. Its totient is φ = 890221440.
The previous prime is 2228489551. The next prime is 2228489579. The reversal of 2228489570 is 759848222.
It can be written as a sum of positive squares in 4 ways, for example, as 1411730329 + 816759241 = 37573^2 + 28579^2 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2228489579) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138809 + ... + 154028.
Almost surely, 22228489570 is an apocalyptic number.
2228489570 is a deficient number, since it is larger than the sum of its proper divisors (1788076438).
2228489570 is a wasteful number, since it uses less digits than its factorization.
2228489570 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 293605.
The product of its (nonzero) digits is 645120, while the sum is 47.
The square root of 2228489570 is about 47206.8805366336. The cubic root of 2228489570 is about 1306.1815207342.
The spelling of 2228489570 in words is "two billion, two hundred twenty-eight million, four hundred eighty-nine thousand, five hundred seventy".
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