Base | Representation |
---|---|
bin | 1000010001100011… |
… | …1000011101101001 |
3 | 12201210102100022110 |
4 | 2010120320131221 |
5 | 14022101141431 |
6 | 1004222112533 |
7 | 106020111432 |
oct | 20430703551 |
9 | 5653370273 |
10 | 2221115241 |
11 | a3a841834 |
12 | 51ba1b749 |
13 | 295215597 |
14 | 170db6489 |
15 | ceedd346 |
hex | 84638769 |
2221115241 has 8 divisors (see below), whose sum is σ = 2961936544. Its totient is φ = 1480518720.
The previous prime is 2221115209. The next prime is 2221115251. The reversal of 2221115241 is 1425111222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2221115241 - 25 = 2221115209 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2221115201) 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, 31600 + ... + 73761.
It is an arithmetic number, because the mean of its divisors is an integer number (370242068).
Almost surely, 22221115241 is an apocalyptic number.
It is an amenable number.
2221115241 is a deficient number, since it is larger than the sum of its proper divisors (740821303).
2221115241 is a wasteful number, since it uses less digits than its factorization.
2221115241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112391.
The product of its digits is 320, while the sum is 21.
The square root of 2221115241 is about 47128.7093075972. The cubic root of 2221115241 is about 1304.7391601515.
Adding to 2221115241 its reverse (1425111222), we get a palindrome (3646226463).
The spelling of 2221115241 in words is "two billion, two hundred twenty-one million, one hundred fifteen thousand, two hundred forty-one".
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