Base | Representation |
---|---|
bin | 111100001001000011… |
… | …100110100011001001 |
3 | 20011200102222111011201 |
4 | 330021003212203021 |
5 | 2024223032324323 |
6 | 45355505224201 |
7 | 4444156520530 |
oct | 741103464311 |
9 | 204612874151 |
10 | 64576448713 |
11 | 254287a3787 |
12 | 10622632061 |
13 | 612191c7ca |
14 | 31a85bd317 |
15 | 1a2e3e28ad |
hex | f090e68c9 |
64576448713 has 16 divisors (see below), whose sum is σ = 73934280576. Its totient is φ = 55251866880.
The previous prime is 64576448701. The next prime is 64576448723. The reversal of 64576448713 is 31784467546.
It is not a de Polignac number, because 64576448713 - 25 = 64576448681 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (64576448723) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13676193 + ... + 13680913.
It is an arithmetic number, because the mean of its divisors is an integer number (4620892536).
Almost surely, 264576448713 is an apocalyptic number.
It is an amenable number.
64576448713 is a deficient number, since it is larger than the sum of its proper divisors (9357831863).
64576448713 is a wasteful number, since it uses less digits than its factorization.
64576448713 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7824.
The product of its digits is 13547520, while the sum is 55.
The spelling of 64576448713 in words is "sixty-four billion, five hundred seventy-six million, four hundred forty-eight thousand, seven hundred thirteen".
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