Base | Representation |
---|---|
bin | 1000010111011100100101 |
3 | 11010102111020 |
4 | 20113130211 |
5 | 1030140224 |
6 | 115001353 |
7 | 24433065 |
oct | 10273445 |
9 | 4112436 |
10 | 2193189 |
11 | 1268859 |
12 | 899259 |
13 | 5ba35b |
14 | 4113a5 |
15 | 2d4c79 |
hex | 217725 |
2193189 has 16 divisors (see below), whose sum is σ = 3115200. Its totient is φ = 1368576.
The previous prime is 2193181. The next prime is 2193197. The reversal of 2193189 is 9813912.
2193189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2193181) and next prime (2193197).
It is not a de Polignac number, because 2193189 - 23 = 2193181 is a prime.
It is an Ulam number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2193181) 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 15 ways as a sum of consecutive naturals, for example, 6037 + ... + 6389.
It is an arithmetic number, because the mean of its divisors is an integer number (194700).
22193189 is an apocalyptic number.
It is an amenable number.
2193189 is a deficient number, since it is larger than the sum of its proper divisors (922011).
2193189 is a wasteful number, since it uses less digits than its factorization.
2193189 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 484.
The product of its digits is 3888, while the sum is 33.
The square root of 2193189 is about 1480.9419299892. The cubic root of 2193189 is about 129.9247888423.
The spelling of 2193189 in words is "two million, one hundred ninety-three thousand, one hundred eighty-nine".
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