Base | Representation |
---|---|
bin | 10001001111000… |
… | …000010011001101 |
3 | 202011002010211101 |
4 | 101033000103031 |
5 | 1043010133221 |
6 | 44405223101 |
7 | 10110462301 |
oct | 2117002315 |
9 | 664063741 |
10 | 289146061 |
11 | 139240796 |
12 | 80a01a91 |
13 | 47b9a659 |
14 | 2a589d01 |
15 | 1a5b7d91 |
hex | 113c04cd |
289146061 has 8 divisors (see below), whose sum is σ = 296287200. Its totient is φ = 282023952.
The previous prime is 289146059. The next prime is 289146073. The reversal of 289146061 is 160641982.
It is a happy number.
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 289146061 - 21 = 289146059 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 289146061.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (289143061) 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, 28890 + ... + 37588.
It is an arithmetic number, because the mean of its divisors is an integer number (37035900).
Almost surely, 2289146061 is an apocalyptic number.
It is an amenable number.
289146061 is a deficient number, since it is larger than the sum of its proper divisors (7141139).
289146061 is an equidigital number, since it uses as much as digits as its factorization.
289146061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9515.
The product of its (nonzero) digits is 20736, while the sum is 37.
The square root of 289146061 is about 17004.2953691119. The cubic root of 289146061 is about 661.2602649436.
The spelling of 289146061 in words is "two hundred eighty-nine million, one hundred forty-six thousand, sixty-one".
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