Base | Representation |
---|---|
bin | 1111100011110… |
… | …0101000100001 |
3 | 11112210112222110 |
4 | 3320330220201 |
5 | 113201310230 |
6 | 10250425533 |
7 | 1421462403 |
oct | 370745041 |
9 | 145715873 |
10 | 65260065 |
11 | 33923942 |
12 | 19a322a9 |
13 | 1069c230 |
14 | 894ab73 |
15 | 5ae14b0 |
hex | 3e3ca21 |
65260065 has 16 divisors (see below), whose sum is σ = 112448448. Its totient is φ = 32127936.
The previous prime is 65260061. The next prime is 65260109. The reversal of 65260065 is 56006256.
65260065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 65260065 - 22 = 65260061 is a prime.
It is not an unprimeable number, because it can be changed into a prime (65260061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167139 + ... + 167528.
It is an arithmetic number, because the mean of its divisors is an integer number (7028028).
Almost surely, 265260065 is an apocalyptic number.
65260065 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
65260065 is a deficient number, since it is larger than the sum of its proper divisors (47188383).
65260065 is a wasteful number, since it uses less digits than its factorization.
65260065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 334688.
The product of its (nonzero) digits is 10800, while the sum is 30.
The square root of 65260065 is about 8078.3701945380. The cubic root of 65260065 is about 402.6080930832.
The spelling of 65260065 in words is "sixty-five million, two hundred sixty thousand, sixty-five".
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