Base | Representation |
---|---|
bin | 1011100000111011… |
… | …01101000000101100 |
3 | 120221211011002011200 |
4 | 11300131231000230 |
5 | 100130020131103 |
6 | 2501225245500 |
7 | 306122310303 |
oct | 56035550054 |
9 | 16854132150 |
10 | 6181802028 |
11 | 26925143a6 |
12 | 1246333890 |
13 | 776950c2c |
14 | 42901543a |
15 | 262a9a0a3 |
hex | 17076d02c |
6181802028 has 36 divisors (see below), whose sum is σ = 15628660320. Its totient is φ = 2060279136.
The previous prime is 6181802027. The next prime is 6181802111. The reversal of 6181802028 is 8202081816.
6181802028 is a `hidden beast` number, since 618 + 18 + 0 + 2 + 0 + 28 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 6181801983 and 6181802001.
It is not an unprimeable number, because it can be changed into a prime (6181802027) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 373758 + ... + 389946.
Almost surely, 26181802028 is an apocalyptic number.
It is an amenable number.
6181802028 is an abundant number, since it is smaller than the sum of its proper divisors (9446858292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6181802028 is a wasteful number, since it uses less digits than its factorization.
6181802028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26806 (or 26801 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 36.
The square root of 6181802028 is about 78624.4365830370. The cubic root of 6181802028 is about 1835.2914056833.
The spelling of 6181802028 in words is "six billion, one hundred eighty-one million, eight hundred two thousand, twenty-eight".
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