Base | Representation |
---|---|
bin | 1000011000111000011111 |
3 | 11010201120002 |
4 | 20120320133 |
5 | 1030332241 |
6 | 115044515 |
7 | 24456200 |
oct | 10307037 |
9 | 4121502 |
10 | 2199071 |
11 | 1272216 |
12 | 8a073b |
13 | 5bcc34 |
14 | 4135a7 |
15 | 2d689b |
hex | 218e1f |
2199071 has 6 divisors (see below), whose sum is σ = 2558160. Its totient is φ = 1884876.
The previous prime is 2199061. The next prime is 2199077. The reversal of 2199071 is 1709912.
2199071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a de Polignac number, because none of the positive numbers 2k-2199071 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2199077) 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 5 ways as a sum of consecutive naturals, for example, 22391 + ... + 22488.
It is an arithmetic number, because the mean of its divisors is an integer number (426360).
22199071 is an apocalyptic number.
2199071 is a deficient number, since it is larger than the sum of its proper divisors (359089).
2199071 is an equidigital number, since it uses as much as digits as its factorization.
2199071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44893 (or 44886 counting only the distinct ones).
The product of its (nonzero) digits is 1134, while the sum is 29.
The square root of 2199071 is about 1482.9264985157. The cubic root of 2199071 is about 130.0408352978.
The spelling of 2199071 in words is "two million, one hundred ninety-nine thousand, seventy-one".
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