Base | Representation |
---|---|
bin | 1111011111111… |
… | …1100101011010 |
3 | 11112022211222011 |
4 | 3313333211122 |
5 | 113120310020 |
6 | 10241220134 |
7 | 1416401362 |
oct | 367774532 |
9 | 145284864 |
10 | 65010010 |
11 | 33772a8a |
12 | 1993164a |
13 | 10612480 |
14 | 88c39a2 |
15 | 5a9235a |
hex | 3dff95a |
65010010 has 32 divisors (see below), whose sum is σ = 129103632. Its totient is φ = 23416320.
The previous prime is 65009953. The next prime is 65010017. The reversal of 65010010 is 1001056.
It can be written as a sum of positive squares in 8 ways, for example, as 7447441 + 57562569 = 2729^2 + 7587^2 .
It is a Harshad number since it is a multiple of its sum of digits (13).
It is not an unprimeable number, because it can be changed into a prime (65010017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 769 + ... + 11428.
Almost surely, 265010010 is an apocalyptic number.
65010010 is a deficient number, since it is larger than the sum of its proper divisors (64093622).
65010010 is a wasteful number, since it uses less digits than its factorization.
65010010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12258.
The product of its (nonzero) digits is 30, while the sum is 13.
The square root of 65010010 is about 8062.8785182464. The cubic root of 65010010 is about 402.0932145251.
Adding to 65010010 its reverse (1001056), we get a palindrome (66011066).
The spelling of 65010010 in words is "sixty-five million, ten thousand, ten".
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