Base | Representation |
---|---|
bin | 11010001010111010… |
… | …010111100110100000 |
3 | 2200112100210020000121 |
4 | 122022322113212200 |
5 | 430022143014413 |
6 | 20524212130024 |
7 | 2013232060405 |
oct | 321272274640 |
9 | 80470706017 |
10 | 28100360608 |
11 | 10a0aa14921 |
12 | 5542906914 |
13 | 285a959718 |
14 | 15080362ac |
15 | ae6e8cb8d |
hex | 68ae979a0 |
28100360608 has 24 divisors (see below), whose sum is σ = 57230262180. Its totient is φ = 13565690880.
The previous prime is 28100360581. The next prime is 28100360627. The reversal of 28100360608 is 80606300182.
It can be written as a sum of positive squares in 2 ways, for example, as 24544862224 + 3555498384 = 156668^2 + 59628^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15139353 + ... + 15141208.
Almost surely, 228100360608 is an apocalyptic number.
It is an amenable number.
28100360608 is an abundant number, since it is smaller than the sum of its proper divisors (29129901572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28100360608 is a wasteful number, since it uses less digits than its factorization.
28100360608 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30280600 (or 30280592 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 34.
The spelling of 28100360608 in words is "twenty-eight billion, one hundred million, three hundred sixty thousand, six hundred eight".
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