Base | Representation |
---|---|
bin | 1111011100110… |
… | …1111111100010 |
3 | 11111221112022220 |
4 | 3313031333202 |
5 | 113042310012 |
6 | 10233011510 |
7 | 1414564230 |
oct | 367157742 |
9 | 144845286 |
10 | 64806882 |
11 | 33644408 |
12 | 19853b96 |
13 | 10570b8a |
14 | 886d950 |
15 | 5a5208c |
hex | 3dcdfe2 |
64806882 has 32 divisors (see below), whose sum is σ = 148718592. Its totient is φ = 18442704.
The previous prime is 64806871. The next prime is 64806899. The reversal of 64806882 is 28860846.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8113 + ... + 13979.
It is an arithmetic number, because the mean of its divisors is an integer number (4647456).
Almost surely, 264806882 is an apocalyptic number.
64806882 is an abundant number, since it is smaller than the sum of its proper divisors (83911710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64806882 is a wasteful number, since it uses less digits than its factorization.
64806882 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6142.
The product of its (nonzero) digits is 147456, while the sum is 42.
The square root of 64806882 is about 8050.2721693120. The cubic root of 64806882 is about 401.6739887977.
The spelling of 64806882 in words is "sixty-four million, eight hundred six thousand, eight hundred eighty-two".
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