Base | Representation |
---|---|
bin | 111100110011110… |
… | …0101011010100001 |
3 | 12021012102002001011 |
4 | 1321213211122201 |
5 | 13134321420001 |
6 | 534245140521 |
7 | 101364166234 |
oct | 17147453241 |
9 | 5235362034 |
10 | 2040420001 |
11 | 957844824 |
12 | 48b3ba741 |
13 | 26695a119 |
14 | 154dbb41b |
15 | be1e8d51 |
hex | 799e56a1 |
2040420001 has 2 divisors, whose sum is σ = 2040420002. Its totient is φ = 2040420000.
The previous prime is 2040419987. The next prime is 2040420037. The reversal of 2040420001 is 1000240402.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1923261025 + 117158976 = 43855^2 + 10824^2 .
It is a cyclic number.
It is not a de Polignac number, because 2040420001 - 27 = 2040419873 is a prime.
It is not a weakly prime, because it can be changed into another prime (2040420061) 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 as a sum of consecutive naturals, namely, 1020210000 + 1020210001.
It is an arithmetic number, because the mean of its divisors is an integer number (1020210001).
Almost surely, 22040420001 is an apocalyptic number.
It is an amenable number.
2040420001 is a deficient number, since it is larger than the sum of its proper divisors (1).
2040420001 is an equidigital number, since it uses as much as digits as its factorization.
2040420001 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 64, while the sum is 13.
The square root of 2040420001 is about 45171.0084124762. The cubic root of 2040420001 is about 1268.3521731155.
Adding to 2040420001 its reverse (1000240402), we get a palindrome (3040660403).
The spelling of 2040420001 in words is "two billion, forty million, four hundred twenty thousand, one".
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