Base | Representation |
---|---|
bin | 11010001001111001… |
… | …011100011101001101 |
3 | 2200111011202112200200 |
4 | 122021321130131031 |
5 | 430003313404013 |
6 | 20522403244113 |
7 | 2012634314061 |
oct | 321171343515 |
9 | 80434675620 |
10 | 28083341133 |
11 | 10a0134a941 |
12 | 5539079639 |
13 | 285727ab23 |
14 | 1505a85aa1 |
15 | ae5729e73 |
hex | 689e5c74d |
28083341133 has 18 divisors (see below), whose sum is σ = 41335587306. Its totient is φ = 18366583872.
The previous prime is 28083341129. The next prime is 28083341137. The reversal of 28083341133 is 33114338082.
28083341133 is a `hidden beast` number, since 280 + 8 + 3 + 341 + 1 + 33 = 666.
It is an interprime number because it is at equal distance from previous prime (28083341129) and next prime (28083341137).
It can be written as a sum of positive squares in 3 ways, for example, as 10063500489 + 18019840644 = 100317^2 + 134238^2 .
It is not a de Polignac number, because 28083341133 - 22 = 28083341129 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28083341137) 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 17 ways as a sum of consecutive naturals, for example, 3656185 + ... + 3663857.
It is an arithmetic number, because the mean of its divisors is an integer number (2296421517).
Almost surely, 228083341133 is an apocalyptic number.
It is an amenable number.
28083341133 is a deficient number, since it is larger than the sum of its proper divisors (13252246173).
28083341133 is an frugal number, since it uses more digits than its factorization.
28083341133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15405 (or 7729 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 36.
The spelling of 28083341133 in words is "twenty-eight billion, eighty-three million, three hundred forty-one thousand, one hundred thirty-three".
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