Base | Representation |
---|---|
bin | 1111011011101… |
… | …1001111010100 |
3 | 11111210121221221 |
4 | 3312323033110 |
5 | 113032330233 |
6 | 10231220124 |
7 | 1414124254 |
oct | 366731724 |
9 | 144717857 |
10 | 64730068 |
11 | 335a1727 |
12 | 19817644 |
13 | 10544c20 |
14 | 884d964 |
15 | 5a3942d |
hex | 3dbb3d4 |
64730068 has 24 divisors (see below), whose sum is σ = 122249120. Its totient is φ = 29812320.
The previous prime is 64730051. The next prime is 64730143. The reversal of 64730068 is 86003746.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31183 + ... + 33193.
Almost surely, 264730068 is an apocalyptic number.
It is an amenable number.
64730068 is a deficient number, since it is larger than the sum of its proper divisors (57519052).
64730068 is a wasteful number, since it uses less digits than its factorization.
64730068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2647 (or 2645 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 34.
The square root of 64730068 is about 8045.4998601703. The cubic root of 64730068 is about 401.5152279630.
The spelling of 64730068 in words is "sixty-four million, seven hundred thirty thousand, sixty-eight".
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