Base | Representation |
---|---|
bin | 10001001110011… |
… | …111100111111111 |
3 | 202010211100020102 |
4 | 101032133213333 |
5 | 1042441342343 |
6 | 44402311315 |
7 | 10106364143 |
oct | 2116374777 |
9 | 663740212 |
10 | 289012223 |
11 | 13915a185 |
12 | 8095853b |
13 | 47b51766 |
14 | 2a553223 |
15 | 1a58d3b8 |
hex | 1139f9ff |
289012223 has 8 divisors (see below), whose sum is σ = 307618560. Its totient is φ = 270584320.
The previous prime is 289012201. The next prime is 289012253. The reversal of 289012223 is 322210982.
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 289012223 - 210 = 289011199 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (289012253) 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, 41258 + ... + 47751.
It is an arithmetic number, because the mean of its divisors is an integer number (38452320).
Almost surely, 2289012223 is an apocalyptic number.
289012223 is a deficient number, since it is larger than the sum of its proper divisors (18606337).
289012223 is a wasteful number, since it uses less digits than its factorization.
289012223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89217.
The product of its (nonzero) digits is 3456, while the sum is 29.
The square root of 289012223 is about 17000.3594961989. The cubic root of 289012223 is about 661.1582226175.
The spelling of 289012223 in words is "two hundred eighty-nine million, twelve thousand, two hundred twenty-three".
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