Base | Representation |
---|---|
bin | 11010101000011110… |
… | …110010111011010011 |
3 | 2201210221021010022222 |
4 | 122220132302323103 |
5 | 432031142331404 |
6 | 21045333051255 |
7 | 2031434543240 |
oct | 325036627323 |
9 | 81727233288 |
10 | 28596448979 |
11 | 11144a4a40a |
12 | 5660a86b2b |
13 | 2909672237 |
14 | 1553c905c7 |
15 | b257d1dbe |
hex | 6a87b2ed3 |
28596448979 has 8 divisors (see below), whose sum is σ = 32682961920. Its totient is φ = 24510262536.
The previous prime is 28596448961. The next prime is 28596448999. The reversal of 28596448979 is 97984469582.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-28596448979 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28596448999) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149822 + ... + 282204.
It is an arithmetic number, because the mean of its divisors is an integer number (4085370240).
Almost surely, 228596448979 is an apocalyptic number.
28596448979 is a deficient number, since it is larger than the sum of its proper divisors (4086512941).
28596448979 is a wasteful number, since it uses less digits than its factorization.
28596448979 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 163249.
The product of its digits is 313528320, while the sum is 71.
The spelling of 28596448979 in words is "twenty-eight billion, five hundred ninety-six million, four hundred forty-eight thousand, nine hundred seventy-nine".
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