Base | Representation |
---|---|
bin | 1000010111110101100001 |
3 | 11010111200100 |
4 | 20113311201 |
5 | 1030213120 |
6 | 115013013 |
7 | 24440535 |
oct | 10276541 |
9 | 4114610 |
10 | 2194785 |
11 | 1269a7a |
12 | 89a169 |
13 | 5bacb8 |
14 | 411bc5 |
15 | 2d5490 |
hex | 217d61 |
2194785 has 48 divisors (see below), whose sum is σ = 4268160. Its totient is φ = 1036800.
The previous prime is 2194757. The next prime is 2194811. The reversal of 2194785 is 5874912.
2194785 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2194785 - 26 = 2194721 is a prime.
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 an Ulam number.
It is a Curzon number.
2194785 is a lucky number.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 14460 + ... + 14610.
It is an arithmetic number, because the mean of its divisors is an integer number (88920).
22194785 is an apocalyptic number.
It is an amenable number.
2194785 is a deficient number, since it is larger than the sum of its proper divisors (2073375).
2194785 is a wasteful number, since it uses less digits than its factorization.
2194785 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 198 (or 195 counting only the distinct ones).
The product of its digits is 20160, while the sum is 36.
The square root of 2194785 is about 1481.4806782405. The cubic root of 2194785 is about 129.9562969468.
The spelling of 2194785 in words is "two million, one hundred ninety-four thousand, seven hundred eighty-five".
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