Base | Representation |
---|---|
bin | 1111010101001… |
… | …1101011011010 |
3 | 11111000002002100 |
4 | 3311103223122 |
5 | 112430242012 |
6 | 10214144230 |
7 | 1410406464 |
oct | 365235332 |
9 | 144002070 |
10 | 64305882 |
11 | 33331a63 |
12 | 19652076 |
13 | 10426b24 |
14 | 877d134 |
15 | 59a38dc |
hex | 3d53ada |
64305882 has 48 divisors (see below), whose sum is σ = 142407720. Its totient is φ = 20967936.
The previous prime is 64305881. The next prime is 64305959. The reversal of 64305882 is 28850346.
64305882 is a `hidden beast` number, since 643 + 0 + 5 + 8 + 8 + 2 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 60699681 + 3606201 = 7791^2 + 1899^2 .
It is not an unprimeable number, because it can be changed into a prime (64305881) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 219328 + ... + 219620.
Almost surely, 264305882 is an apocalyptic number.
64305882 is an abundant number, since it is smaller than the sum of its proper divisors (78101838).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64305882 is a wasteful number, since it uses less digits than its factorization.
64305882 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 527 (or 524 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 36.
The square root of 64305882 is about 8019.0948367007. The cubic root of 64305882 is about 400.6362416216.
The spelling of 64305882 in words is "sixty-four million, three hundred five thousand, eight hundred eighty-two".
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