Base | Representation |
---|---|
bin | 1111010000101… |
… | …1001011010100 |
3 | 11110102222201121 |
4 | 3310023023110 |
5 | 112341241131 |
6 | 10203533324 |
7 | 1405031626 |
oct | 364131324 |
9 | 143388647 |
10 | 64008916 |
11 | 33149934 |
12 | 1952a244 |
13 | 103518ca |
14 | 8702c16 |
15 | 5945911 |
hex | 3d0b2d4 |
64008916 has 12 divisors (see below), whose sum is σ = 115878420. Its totient is φ = 30900800.
The previous prime is 64008911. The next prime is 64008941. The reversal of 64008916 is 61980046.
64008916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 31404816 + 32604100 = 5604^2 + 5710^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64008911) 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 3 ways as a sum of consecutive naturals, for example, 275785 + ... + 276016.
It is an arithmetic number, because the mean of its divisors is an integer number (9656535).
Almost surely, 264008916 is an apocalyptic number.
It is an amenable number.
64008916 is a deficient number, since it is larger than the sum of its proper divisors (51869504).
64008916 is a wasteful number, since it uses less digits than its factorization.
64008916 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 551834 (or 551832 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 34.
The square root of 64008916 is about 8000.5572305934. The cubic root of 64008916 is about 400.0185741375.
The spelling of 64008916 in words is "sixty-four million, eight thousand, nine hundred sixteen".
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