Base | Representation |
---|---|
bin | 1000010111101100001100 |
3 | 11010110212020 |
4 | 20113230030 |
5 | 1030203223 |
6 | 115010140 |
7 | 24436023 |
oct | 10275414 |
9 | 4113766 |
10 | 2194188 |
11 | 1269587 |
12 | 899950 |
13 | 5ba949 |
14 | 4118ba |
15 | 2d51e3 |
hex | 217b0c |
2194188 has 24 divisors (see below), whose sum is σ = 5183808. Its totient is φ = 722256.
The previous prime is 2194187. The next prime is 2194193. The reversal of 2194188 is 8814912.
It is not an unprimeable number, because it can be changed into a prime (2194187) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106 + ... + 2097.
It is an arithmetic number, because the mean of its divisors is an integer number (215992).
22194188 is an apocalyptic number.
It is an amenable number.
2194188 is an abundant number, since it is smaller than the sum of its proper divisors (2989620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2194188 is a wasteful number, since it uses less digits than its factorization.
2194188 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2293 (or 2291 counting only the distinct ones).
The product of its digits is 4608, while the sum is 33.
The square root of 2194188 is about 1481.2791769278. The cubic root of 2194188 is about 129.9445128092.
The spelling of 2194188 in words is "two million, one hundred ninety-four thousand, one hundred eighty-eight".
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