Base | Representation |
---|---|
bin | 1111011101001… |
… | …0100001001010 |
3 | 11111222110202102 |
4 | 3313102201022 |
5 | 113043403133 |
6 | 10233233402 |
7 | 1415002250 |
oct | 367224112 |
9 | 144873672 |
10 | 64825418 |
11 | 33657329 |
12 | 19862862 |
13 | 10579448 |
14 | 88765d0 |
15 | 5a577e8 |
hex | 3dd284a |
64825418 has 8 divisors (see below), whose sum is σ = 111129312. Its totient is φ = 27782316.
The previous prime is 64825399. The next prime is 64825421. The reversal of 64825418 is 81452846.
It is a happy number.
64825418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×648254183 (a number of 24 digits) contains 333 as substring.
It is an unprimeable number.
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, 2315180 + ... + 2315207.
It is an arithmetic number, because the mean of its divisors is an integer number (13891164).
Almost surely, 264825418 is an apocalyptic number.
64825418 is a deficient number, since it is larger than the sum of its proper divisors (46303894).
64825418 is a wasteful number, since it uses less digits than its factorization.
64825418 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4630396.
The product of its digits is 61440, while the sum is 38.
The square root of 64825418 is about 8051.4233524266. The cubic root of 64825418 is about 401.7122806123.
The spelling of 64825418 in words is "sixty-four million, eight hundred twenty-five thousand, four hundred eighteen".
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