Base | Representation |
---|---|
bin | 1000010110100000000001 |
3 | 11010020011200 |
4 | 20112200001 |
5 | 1030024223 |
6 | 114531413 |
7 | 24415560 |
oct | 10264001 |
9 | 4106150 |
10 | 2189313 |
11 | 1265955 |
12 | 896b69 |
13 | 5b8669 |
14 | 40dbd7 |
15 | 2d3a43 |
hex | 216801 |
2189313 has 48 divisors (see below), whose sum is σ = 3993600. Its totient is φ = 1127520.
The previous prime is 2189309. The next prime is 2189321. The reversal of 2189313 is 3139812.
It is not a de Polignac number, because 2189313 - 22 = 2189309 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2189303) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37078 + ... + 37136.
It is an arithmetic number, because the mean of its divisors is an integer number (83200).
It is a Proth number, since it is equal to 1069 ⋅ 211 + 1 and 1069 < 211.
22189313 is an apocalyptic number.
It is an amenable number.
2189313 is a deficient number, since it is larger than the sum of its proper divisors (1804287).
2189313 is a wasteful number, since it uses less digits than its factorization.
2189313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122 (or 119 counting only the distinct ones).
The product of its digits is 1296, while the sum is 27.
The square root of 2189313 is about 1479.6327246989. The cubic root of 2189313 is about 129.8482054691.
The spelling of 2189313 in words is "two million, one hundred eighty-nine thousand, three hundred thirteen".
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