Base | Representation |
---|---|
bin | 11010011011111110… |
… | …010010100010011001 |
3 | 2201021022101202011210 |
4 | 122123332102202121 |
5 | 431113432213423 |
6 | 21012435213333 |
7 | 2023306062003 |
oct | 323376224231 |
9 | 81238352153 |
10 | 28386601113 |
11 | 11047550622 |
12 | 5602747249 |
13 | 28a504a6c0 |
14 | 1534067373 |
15 | b1217eb93 |
hex | 69bf92899 |
28386601113 has 16 divisors (see below), whose sum is σ = 40904292800. Its totient is φ = 17406944064.
The previous prime is 28386601073. The next prime is 28386601123. The reversal of 28386601113 is 31110668382.
It is not a de Polignac number, because 28386601113 - 29 = 28386600601 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28386601123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1274938 + ... + 1297011.
It is an arithmetic number, because the mean of its divisors is an integer number (2556518300).
Almost surely, 228386601113 is an apocalyptic number.
It is an amenable number.
28386601113 is a deficient number, since it is larger than the sum of its proper divisors (12517691687).
28386601113 is a wasteful number, since it uses less digits than its factorization.
28386601113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2572248.
The product of its (nonzero) digits is 41472, while the sum is 39.
The spelling of 28386601113 in words is "twenty-eight billion, three hundred eighty-six million, six hundred one thousand, one hundred thirteen".
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