Base | Representation |
---|---|
bin | 111011100110111… |
… | …0001101010100001 |
3 | 12011101112121101211 |
4 | 1313031301222201 |
5 | 13044011200001 |
6 | 530245030121 |
7 | 100364366224 |
oct | 16715615241 |
9 | 5141477354 |
10 | 2000100001 |
11 | 937005809 |
12 | 4799b5341 |
13 | 25b4b0a33 |
14 | 14d8c35bb |
15 | ba8d2351 |
hex | 77371aa1 |
2000100001 has 4 divisors (see below), whose sum is σ = 2000372500. Its totient is φ = 1999827504.
The previous prime is 2000099957. The next prime is 2000100097. The reversal of 2000100001 is 1000010002.
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 689587600 + 1310512401 = 26260^2 + 36201^2 .
It is a cyclic number.
It is not a de Polignac number, because 2000100001 - 27 = 2000099873 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2000140001) 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, 124926 + ... + 140023.
It is an arithmetic number, because the mean of its divisors is an integer number (500093125).
Almost surely, 22000100001 is an apocalyptic number.
2000100001 is the 20001-st centered decagonal number.
It is an amenable number.
2000100001 is a deficient number, since it is larger than the sum of its proper divisors (272499).
2000100001 is an equidigital number, since it uses as much as digits as its factorization.
2000100001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 272498.
The product of its (nonzero) digits is 2, while the sum is 4.
The square root of 2000100001 is about 44722.4775811895. The cubic root of 2000100001 is about 1259.9420484390.
Adding to 2000100001 its reverse (1000010002), we get a palindrome (3000110003).
The spelling of 2000100001 in words is "two billion, one hundred thousand, one".
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