Base | Representation |
---|---|
bin | 10111110000111… |
… | …01000001000001 |
3 | 111220002221102222 |
4 | 23320131001001 |
5 | 402013121124 |
6 | 31440420425 |
7 | 4640301230 |
oct | 1370350101 |
9 | 456087388 |
10 | 199348289 |
11 | a2588358 |
12 | 56917715 |
13 | 323b978a |
14 | 1c692b17 |
15 | 1277b25e |
hex | be1d041 |
199348289 has 16 divisors (see below), whose sum is σ = 231963648. Its totient is φ = 167795712.
The previous prime is 199348283. The next prime is 199348319. The reversal of 199348289 is 982843991.
It is a de Polignac number, because none of the positive numbers 2k-199348289 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 199348289.
It is not an unprimeable number, because it can be changed into a prime (199348283) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91952 + ... + 94094.
It is an arithmetic number, because the mean of its divisors is an integer number (14497728).
Almost surely, 2199348289 is an apocalyptic number.
It is an amenable number.
199348289 is a deficient number, since it is larger than the sum of its proper divisors (32615359).
199348289 is a wasteful number, since it uses less digits than its factorization.
199348289 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2384.
The product of its digits is 1119744, while the sum is 53.
The square root of 199348289 is about 14119.0753592436. The cubic root of 199348289 is about 584.1676515995.
The spelling of 199348289 in words is "one hundred ninety-nine million, three hundred forty-eight thousand, two hundred eighty-nine".
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