Base | Representation |
---|---|
bin | 1001111011011001… |
… | …1101001001011001 |
3 | 20212201210212000012 |
4 | 2132312131021121 |
5 | 20424224402124 |
6 | 1120241451305 |
7 | 123020523542 |
oct | 23666351131 |
9 | 6781725005 |
10 | 2665075289 |
11 | 1148402568 |
12 | 624640b35 |
13 | 3361a9036 |
14 | 1b3d414c9 |
15 | 108e86e0e |
hex | 9ed9d259 |
2665075289 has 8 divisors (see below), whose sum is σ = 2677936800. Its totient is φ = 2652241536.
The previous prime is 2665075219. The next prime is 2665075327. The reversal of 2665075289 is 9825705662.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2665075289 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2665075219) 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, 200162 + ... + 213060.
It is an arithmetic number, because the mean of its divisors is an integer number (334742100).
Almost surely, 22665075289 is an apocalyptic number.
It is an amenable number.
2665075289 is a deficient number, since it is larger than the sum of its proper divisors (12861511).
2665075289 is a wasteful number, since it uses less digits than its factorization.
2665075289 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13879.
The product of its (nonzero) digits is 1814400, while the sum is 50.
The square root of 2665075289 is about 51624.3672019328. The cubic root of 2665075289 is about 1386.4466438987.
The spelling of 2665075289 in words is "two billion, six hundred sixty-five million, seventy-five thousand, two hundred eighty-nine".
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