Base | Representation |
---|---|
bin | 1111100001000… |
… | …1111101101101 |
3 | 11112110200020102 |
4 | 3320101331231 |
5 | 113130212133 |
6 | 10243000445 |
7 | 1420134020 |
oct | 370217555 |
9 | 145420212 |
10 | 65085293 |
11 | 338145a9 |
12 | 19969125 |
13 | 1063a810 |
14 | 89031b7 |
15 | 5aa97e8 |
hex | 3e11f6d |
65085293 has 8 divisors (see below), whose sum is σ = 80105088. Its totient is φ = 51495984.
The previous prime is 65085289. The next prime is 65085301. The reversal of 65085293 is 39258056.
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 65085293 - 22 = 65085289 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (65085233) 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, 357521 + ... + 357702.
It is an arithmetic number, because the mean of its divisors is an integer number (10013136).
Almost surely, 265085293 is an apocalyptic number.
It is an amenable number.
65085293 is a deficient number, since it is larger than the sum of its proper divisors (15019795).
65085293 is a wasteful number, since it uses less digits than its factorization.
65085293 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 715243.
The product of its (nonzero) digits is 64800, while the sum is 38.
The square root of 65085293 is about 8067.5456614760. The cubic root of 65085293 is about 402.2483655356.
The spelling of 65085293 in words is "sixty-five million, eighty-five thousand, two hundred ninety-three".
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