Base | Representation |
---|---|
bin | 11111011111011010010001 |
3 | 120112101220020 |
4 | 133133122101 |
5 | 4103130441 |
6 | 452534053 |
7 | 130111260 |
oct | 37373221 |
9 | 16471806 |
10 | 8255121 |
11 | 4729216 |
12 | 2921329 |
13 | 19305b4 |
14 | 114c5d7 |
15 | ad0e66 |
hex | 7df691 |
8255121 has 16 divisors (see below), whose sum is σ = 12818304. Its totient is φ = 4627584.
The previous prime is 8255089. The next prime is 8255123. The reversal of 8255121 is 1215528.
8255121 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 8255121 - 25 = 8255089 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 8255091 and 8255100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8255123) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2596 + ... + 4821.
It is an arithmetic number, because the mean of its divisors is an integer number (801144).
Almost surely, 28255121 is an apocalyptic number.
It is an amenable number.
8255121 is a deficient number, since it is larger than the sum of its proper divisors (4563183).
8255121 is a wasteful number, since it uses less digits than its factorization.
8255121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7480.
The product of its digits is 800, while the sum is 24.
The square root of 8255121 is about 2873.1726366510. The cubic root of 8255121 is about 202.1038008485.
The spelling of 8255121 in words is "eight million, two hundred fifty-five thousand, one hundred twenty-one".
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