Base | Representation |
---|---|
bin | 100110110111… |
… | …0101001111101 |
3 | 1102100012212200 |
4 | 1031232221331 |
5 | 20204014224 |
6 | 2004422113 |
7 | 335123541 |
oct | 115565175 |
9 | 42305780 |
10 | 20376189 |
11 | 10557a29 |
12 | 69a7939 |
13 | 42b5722 |
14 | 29c5a21 |
15 | 1bc75c9 |
hex | 136ea7d |
20376189 has 12 divisors (see below), whose sum is σ = 30981600. Its totient is φ = 12869064.
The previous prime is 20376163. The next prime is 20376199. The reversal of 20376189 is 98167302.
20376189 is a `hidden beast` number, since 2 + 0 + 37 + 618 + 9 = 666.
It is not a de Polignac number, because 20376189 - 27 = 20376061 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20376119) 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, 59409 + ... + 59750.
It is an arithmetic number, because the mean of its divisors is an integer number (2581800).
Almost surely, 220376189 is an apocalyptic number.
It is an amenable number.
20376189 is a deficient number, since it is larger than the sum of its proper divisors (10605411).
20376189 is a wasteful number, since it uses less digits than its factorization.
20376189 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119184 (or 119181 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 20376189 is about 4513.9992246344. Note that the first 3 decimals coincide. The cubic root of 20376189 is about 273.1330913266.
The spelling of 20376189 in words is "twenty million, three hundred seventy-six thousand, one hundred eighty-nine".
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