Base | Representation |
---|---|
bin | 1000010111011000101111 |
3 | 11010102011010 |
4 | 20113120233 |
5 | 1030133233 |
6 | 115000303 |
7 | 24432264 |
oct | 10273057 |
9 | 4112133 |
10 | 2192943 |
11 | 1268655 |
12 | 899093 |
13 | 5ba1cc |
14 | 41126b |
15 | 2d4b63 |
hex | 21762f |
2192943 has 8 divisors (see below), whose sum is σ = 2959488. Its totient is φ = 1444184.
The previous prime is 2192941. The next prime is 2192947. The reversal of 2192943 is 3492912.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2192943 - 21 = 2192941 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2192943.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2192941) 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, 4155 + ... + 4652.
It is an arithmetic number, because the mean of its divisors is an integer number (369936).
22192943 is an apocalyptic number.
2192943 is a deficient number, since it is larger than the sum of its proper divisors (766545).
2192943 is an equidigital number, since it uses as much as digits as its factorization.
2192943 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8893.
The product of its digits is 3888, while the sum is 30.
The square root of 2192943 is about 1480.8588724115. The cubic root of 2192943 is about 129.9199309705.
The spelling of 2192943 in words is "two million, one hundred ninety-two thousand, nine hundred forty-three".
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