Base | Representation |
---|---|
bin | 10000011100011… |
… | …001110001101100 |
3 | 201020010012200100 |
4 | 100130121301230 |
5 | 1031111143233 |
6 | 43213031100 |
7 | 6556643661 |
oct | 2034316154 |
9 | 636105610 |
10 | 275881068 |
11 | 131800591 |
12 | 78485490 |
13 | 45204948 |
14 | 288d5a68 |
15 | 19347813 |
hex | 10719c6c |
275881068 has 36 divisors (see below), whose sum is σ = 697945248. Its totient is φ = 91884000.
The previous prime is 275881051. The next prime is 275881069. The reversal of 275881068 is 860188572.
275881068 is a `hidden beast` number, since 2 + 7 + 588 + 1 + 0 + 68 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×2758810682 = 152220727361641248, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (275881069) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55693 + ... + 60443.
It is an arithmetic number, because the mean of its divisors is an integer number (19387368).
Almost surely, 2275881068 is an apocalyptic number.
It is an amenable number.
275881068 is an abundant number, since it is smaller than the sum of its proper divisors (422064180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
275881068 is a wasteful number, since it uses less digits than its factorization.
275881068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6374 (or 6369 counting only the distinct ones).
The product of its (nonzero) digits is 215040, while the sum is 45.
The square root of 275881068 is about 16609.6679075772. The cubic root of 275881068 is about 650.9894736630.
The spelling of 275881068 in words is "two hundred seventy-five million, eight hundred eighty-one thousand, sixty-eight".
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