Base | Representation |
---|---|
bin | 1111011000000… |
… | …0011001000000 |
3 | 11111100101022101 |
4 | 3312000121000 |
5 | 113002122044 |
6 | 10222120144 |
7 | 1412101435 |
oct | 366003100 |
9 | 144311271 |
10 | 64489024 |
11 | 33447616 |
12 | 19720054 |
13 | 1048c2b2 |
14 | 87c9b8c |
15 | 59dccd4 |
hex | 3d80640 |
64489024 has 28 divisors (see below), whose sum is σ = 135500364. Its totient is φ = 30347264.
The previous prime is 64489013. The next prime is 64489031. The reversal of 64489024 is 42098446.
It can be written as a sum of positive squares in 2 ways, for example, as 43033600 + 21455424 = 6560^2 + 4632^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28549 + ... + 30724.
Almost surely, 264489024 is an apocalyptic number.
64489024 is a gapful number since it is divisible by the number (64) formed by its first and last digit.
It is an amenable number.
64489024 is an abundant number, since it is smaller than the sum of its proper divisors (71011340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64489024 is a wasteful number, since it uses less digits than its factorization.
64489024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59302 (or 59292 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 37.
The square root of 64489024 is about 8030.5058371189. The cubic root of 64489024 is about 401.0162160759.
The spelling of 64489024 in words is "sixty-four million, four hundred eighty-nine thousand, twenty-four".
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