Base | Representation |
---|---|
bin | 1111110110000111110… |
… | …0000010011111100010 |
3 | 222000122220101010012122 |
4 | 3331201330002133202 |
5 | 13430004333142300 |
6 | 325020421224242 |
7 | 25445005255100 |
oct | 3754174023742 |
9 | 860586333178 |
10 | 272226068450 |
11 | a54a5578466 |
12 | 44913b62082 |
13 | 1c8949c479b |
14 | d2665dcc70 |
15 | 7134200c85 |
hex | 3f61f027e2 |
272226068450 has 162 divisors, whose sum is σ = 600921683361. Its totient is φ = 91484074080.
The previous prime is 272226068393. The next prime is 272226068453. The reversal of 272226068450 is 54860622272.
It can be written as a sum of positive squares in 2 ways, for example, as 266781547081 + 5444521369 = 516509^2 + 73787^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=368935.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (272226068453) by changing a digit.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 2143512287 + ... + 2143512413.
Almost surely, 2272226068450 is an apocalyptic number.
272226068450 is an abundant number, since it is smaller than the sum of its proper divisors (328695614911).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272226068450 is an equidigital number, since it uses as much as digits as its factorization.
272226068450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 446 (or 224 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 44.
The spelling of 272226068450 in words is "two hundred seventy-two billion, two hundred twenty-six million, sixty-eight thousand, four hundred fifty".
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