Base | Representation |
---|---|
bin | 1000010110011111001011 |
3 | 11010020002200 |
4 | 20112133023 |
5 | 1030024014 |
6 | 114531243 |
7 | 24415452 |
oct | 10263713 |
9 | 4106080 |
10 | 2189259 |
11 | 1265906 |
12 | 896b23 |
13 | 5b8627 |
14 | 40db99 |
15 | 2d3a09 |
hex | 2167cb |
2189259 has 12 divisors (see below), whose sum is σ = 3236376. Its totient is φ = 1425312.
The previous prime is 2189249. The next prime is 2189267. The reversal of 2189259 is 9529812.
It is not a de Polignac number, because 2189259 - 25 = 2189227 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 not an unprimeable number, because it can be changed into a prime (2189219) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2442 + ... + 3215.
It is an arithmetic number, because the mean of its divisors is an integer number (269698).
22189259 is an apocalyptic number.
2189259 is a deficient number, since it is larger than the sum of its proper divisors (1047117).
2189259 is a wasteful number, since it uses less digits than its factorization.
2189259 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5706 (or 5703 counting only the distinct ones).
The product of its digits is 12960, while the sum is 36.
The square root of 2189259 is about 1479.6144768148. The cubic root of 2189259 is about 129.8471378799.
The spelling of 2189259 in words is "two million, one hundred eighty-nine thousand, two hundred fifty-nine".
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