Base | Representation |
---|---|
bin | 10010101010101110… |
… | …101101010010101011 |
3 | 1220201220202220011212 |
4 | 102222232231102223 |
5 | 312022311140133 |
6 | 13112545343335 |
7 | 1306500141422 |
oct | 225256552253 |
9 | 56656686155 |
10 | 20044240043 |
11 | 85564a6243 |
12 | 3a74937b4b |
13 | 1b758c7389 |
14 | d821202b9 |
15 | 7c4aa9148 |
hex | 4aabad4ab |
20044240043 has 2 divisors, whose sum is σ = 20044240044. Its totient is φ = 20044240042.
The previous prime is 20044239989. The next prime is 20044240061. The reversal of 20044240043 is 34004244002.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 20044240043 - 224 = 20027462827 is a prime.
It is not a weakly prime, because it can be changed into another prime (20044240093) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10022120021 + 10022120022.
It is an arithmetic number, because the mean of its divisors is an integer number (10022120022).
Almost surely, 220044240043 is an apocalyptic number.
20044240043 is a deficient number, since it is larger than the sum of its proper divisors (1).
20044240043 is an equidigital number, since it uses as much as digits as its factorization.
20044240043 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3072, while the sum is 23.
Adding to 20044240043 its reverse (34004244002), we get a palindrome (54048484045).
The spelling of 20044240043 in words is "twenty billion, forty-four million, two hundred forty thousand, forty-three".
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