Base | Representation |
---|---|
bin | 11010101000110010… |
… | …101000111110101000 |
3 | 2201211022001102022120 |
4 | 122220302220332220 |
5 | 432034010313422 |
6 | 21050040351240 |
7 | 2031530010636 |
oct | 325062507650 |
9 | 81738042276 |
10 | 28601651112 |
11 | 111479828a1 |
12 | 5662775520 |
13 | 290a774018 |
14 | 1554846356 |
15 | b25ead45c |
hex | 6a8ca8fa8 |
28601651112 has 64 divisors (see below), whose sum is σ = 72088462080. Its totient is φ = 9456095232.
The previous prime is 28601651093. The next prime is 28601651123. The reversal of 28601651112 is 21115610682.
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 15 ways as a sum of consecutive naturals, for example, 4675768 + ... + 4681880.
It is an arithmetic number, because the mean of its divisors is an integer number (1126382220).
Almost surely, 228601651112 is an apocalyptic number.
It is an amenable number.
28601651112 is an abundant number, since it is smaller than the sum of its proper divisors (43486810968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28601651112 is a wasteful number, since it uses less digits than its factorization.
28601651112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7682 (or 7678 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 33.
The spelling of 28601651112 in words is "twenty-eight billion, six hundred one million, six hundred fifty-one thousand, one hundred twelve".
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