Base | Representation |
---|---|
bin | 1000001101110101… |
… | …1110001110000111 |
3 | 12200201010002211011 |
4 | 2003131132032013 |
5 | 14004104310010 |
6 | 1002504223051 |
7 | 105440535301 |
oct | 20335361607 |
9 | 5621102734 |
10 | 2205541255 |
11 | a31a74875 |
12 | 51676aa87 |
13 | 291c218c8 |
14 | 16ccc0971 |
15 | cd963a8a |
hex | 8375e387 |
2205541255 has 4 divisors (see below), whose sum is σ = 2646649512. Its totient is φ = 1764433000.
The previous prime is 2205541253. The next prime is 2205541297. The reversal of 2205541255 is 5521455022.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 2205541255 - 21 = 2205541253 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2205541253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220554121 + ... + 220554130.
It is an arithmetic number, because the mean of its divisors is an integer number (661662378).
Almost surely, 22205541255 is an apocalyptic number.
2205541255 is a deficient number, since it is larger than the sum of its proper divisors (441108257).
2205541255 is an equidigital number, since it uses as much as digits as its factorization.
2205541255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 441108256.
The product of its (nonzero) digits is 20000, while the sum is 31.
The square root of 2205541255 is about 46963.1904261199. The cubic root of 2205541255 is about 1301.6824872309.
Adding to 2205541255 its reverse (5521455022), we get a palindrome (7726996277).
The spelling of 2205541255 in words is "two billion, two hundred five million, five hundred forty-one thousand, two hundred fifty-five".
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