Base | Representation |
---|---|
bin | 111110111101001… |
… | …0110111111101101 |
3 | 12110012221121100221 |
4 | 1331322112333231 |
5 | 13311241404131 |
6 | 545341051341 |
7 | 103230350635 |
oct | 17572267755 |
9 | 5405847327 |
10 | 2112450541 |
11 | 9944723a3 |
12 | 4ab556b51 |
13 | 278859c46 |
14 | 1607ab6c5 |
15 | c56c6411 |
hex | 7de96fed |
2112450541 has 4 divisors (see below), whose sum is σ = 2112838684. Its totient is φ = 2112062400.
The previous prime is 2112450517. The next prime is 2112450553. The reversal of 2112450541 is 1450542112.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1384584100 + 727866441 = 37210^2 + 26979^2 .
It is a cyclic number.
It is not a de Polignac number, because 2112450541 - 213 = 2112442349 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 (2112450841) 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 3 ways as a sum of consecutive naturals, for example, 185790 + ... + 196831.
It is an arithmetic number, because the mean of its divisors is an integer number (528209671).
Almost surely, 22112450541 is an apocalyptic number.
It is an amenable number.
2112450541 is a deficient number, since it is larger than the sum of its proper divisors (388143).
2112450541 is an equidigital number, since it uses as much as digits as its factorization.
2112450541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 388142.
The product of its (nonzero) digits is 1600, while the sum is 25.
The square root of 2112450541 is about 45961.4027309872. The cubic root of 2112450541 is about 1283.1049581963.
Adding to 2112450541 its reverse (1450542112), we get a palindrome (3562992653).
The spelling of 2112450541 in words is "two billion, one hundred twelve million, four hundred fifty thousand, five hundred forty-one".
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