Base | Representation |
---|---|
bin | 111011111110011… |
… | …0110111010011111 |
3 | 12012020202122210221 |
4 | 1313330312322133 |
5 | 13110141123041 |
6 | 531405342211 |
7 | 100604322430 |
oct | 16774667237 |
9 | 5166678727 |
10 | 2012442271 |
11 | 942a75734 |
12 | 481b67967 |
13 | 260c12758 |
14 | 1513b7487 |
15 | bba1e2d1 |
hex | 77f36e9f |
2012442271 has 16 divisors (see below), whose sum is σ = 2334657600. Its totient is φ = 1699084800.
The previous prime is 2012442259. The next prime is 2012442301. The reversal of 2012442271 is 1722442102.
It is not a de Polignac number, because 2012442271 - 25 = 2012442239 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2012442241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132055 + ... + 146503.
It is an arithmetic number, because the mean of its divisors is an integer number (145916100).
Almost surely, 22012442271 is an apocalyptic number.
2012442271 is a deficient number, since it is larger than the sum of its proper divisors (322215329).
2012442271 is a wasteful number, since it uses less digits than its factorization.
2012442271 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14754.
The product of its (nonzero) digits is 1792, while the sum is 25.
The square root of 2012442271 is about 44860.2526854230. The cubic root of 2012442271 is about 1262.5283637192.
Adding to 2012442271 its reverse (1722442102), we get a palindrome (3734884373).
The spelling of 2012442271 in words is "two billion, twelve million, four hundred forty-two thousand, two hundred seventy-one".
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