Base | Representation |
---|---|
bin | 1010000110111110010001 |
3 | 11222122010012 |
4 | 22012332101 |
5 | 1134300001 |
6 | 132444305 |
7 | 31344644 |
oct | 12067621 |
9 | 4878105 |
10 | 2650001 |
11 | 154aa92 |
12 | a79695 |
13 | 71a263 |
14 | 4cda5b |
15 | 3752bb |
hex | 286f91 |
2650001 has 4 divisors (see below), whose sum is σ = 2706432. Its totient is φ = 2593572.
The previous prime is 2649989. The next prime is 2650007. The reversal of 2650001 is 1000562.
2650001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2650001 - 218 = 2387857 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2650007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28145 + ... + 28238.
It is an arithmetic number, because the mean of its divisors is an integer number (676608).
22650001 is an apocalyptic number.
It is an amenable number.
2650001 is a deficient number, since it is larger than the sum of its proper divisors (56431).
2650001 is an equidigital number, since it uses as much as digits as its factorization.
2650001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56430.
The product of its (nonzero) digits is 60, while the sum is 14.
The square root of 2650001 is about 1627.8823667575. The cubic root of 2650001 is about 138.3827677711.
Adding to 2650001 its reverse (1000562), we get a palindrome (3650563).
The spelling of 2650001 in words is "two million, six hundred fifty thousand, one".
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