Base | Representation |
---|---|
bin | 1011100000110101… |
… | …11001110101001001 |
3 | 120221202202210102100 |
4 | 11300122321311021 |
5 | 100124323134410 |
6 | 2501201424013 |
7 | 306113132502 |
oct | 56032716511 |
9 | 16852683370 |
10 | 6181068105 |
11 | 2692062a53 |
12 | 124603b009 |
13 | 776754b64 |
14 | 428ca3ba9 |
15 | 2629a28c0 |
hex | 1706b9d49 |
6181068105 has 12 divisors (see below), whose sum is σ = 10713851460. Its totient is φ = 3296569632.
The previous prime is 6181068079. The next prime is 6181068161. The reversal of 6181068105 is 5018601816.
It can be written as a sum of positive squares in 2 ways, for example, as 1487722041 + 4693346064 = 38571^2 + 68508^2 .
It is not a de Polignac number, because 6181068105 - 212 = 6181064009 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 6181068105.
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 11 ways as a sum of consecutive naturals, for example, 68678490 + ... + 68678579.
It is an arithmetic number, because the mean of its divisors is an integer number (892820955).
Almost surely, 26181068105 is an apocalyptic number.
It is an amenable number.
6181068105 is a deficient number, since it is larger than the sum of its proper divisors (4532783355).
6181068105 is a wasteful number, since it uses less digits than its factorization.
6181068105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 137357080 (or 137357077 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 36.
The square root of 6181068105 is about 78619.7691741715. The cubic root of 6181068105 is about 1835.2187722841.
The spelling of 6181068105 in words is "six billion, one hundred eighty-one million, sixty-eight thousand, one hundred five".
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