Base | Representation |
---|---|
bin | 111111010001011… |
… | …0001100010110011 |
3 | 12110221212212021220 |
4 | 1332202301202303 |
5 | 13321444420133 |
6 | 550400120123 |
7 | 103416404460 |
oct | 17642614263 |
9 | 5427785256 |
10 | 2123045043 |
11 | 99a449189 |
12 | 4b3006043 |
13 | 27aac9292 |
14 | 161d68667 |
15 | c65ba5b3 |
hex | 7e8b18b3 |
2123045043 has 8 divisors (see below), whose sum is σ = 3235116288. Its totient is φ = 1213168584.
The previous prime is 2123045027. The next prime is 2123045083. The reversal of 2123045043 is 3405403212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2123045043 - 24 = 2123045027 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2123045003) 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 7 ways as a sum of consecutive naturals, for example, 50548671 + ... + 50548712.
It is an arithmetic number, because the mean of its divisors is an integer number (404389536).
Almost surely, 22123045043 is an apocalyptic number.
2123045043 is a deficient number, since it is larger than the sum of its proper divisors (1112071245).
2123045043 is a wasteful number, since it uses less digits than its factorization.
2123045043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101097393.
The product of its (nonzero) digits is 2880, while the sum is 24.
The square root of 2123045043 is about 46076.5129214440. The cubic root of 2123045043 is about 1285.2464198598.
Adding to 2123045043 its reverse (3405403212), we get a palindrome (5528448255).
The spelling of 2123045043 in words is "two billion, one hundred twenty-three million, forty-five thousand, forty-three".
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