Base | Representation |
---|---|
bin | 1000011000111010000000 |
3 | 11010201200200 |
4 | 20120322000 |
5 | 1030333133 |
6 | 115045200 |
7 | 24456366 |
oct | 10307200 |
9 | 4121620 |
10 | 2199168 |
11 | 12722a4 |
12 | 8a0800 |
13 | 5bccaa |
14 | 413636 |
15 | 2d6913 |
hex | 218e80 |
2199168 has 96 divisors (see below), whose sum is σ = 6683040. Its totient is φ = 692736.
The previous prime is 2199163. The next prime is 2199173. The reversal of 2199168 is 8619912.
It is an interprime number because it is at equal distance from previous prime (2199163) and next prime (2199173).
It is a tau number, because it is divible by the number of its divisors (96).
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (2199163) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26455 + ... + 26537.
It is an arithmetic number, because the mean of its divisors is an integer number (69615).
22199168 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2199168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3341520).
2199168 is an abundant number, since it is smaller than the sum of its proper divisors (4483872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2199168 is a wasteful number, since it uses less digits than its factorization.
2199168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126 (or 111 counting only the distinct ones).
The product of its digits is 7776, while the sum is 36.
The square root of 2199168 is about 1482.9592037544. The cubic root of 2199168 is about 130.0427472833.
The spelling of 2199168 in words is "two million, one hundred ninety-nine thousand, one hundred sixty-eight".
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