Base | Representation |
---|---|
bin | 11111011111100111101100 |
3 | 120112110002001 |
4 | 133133213230 |
5 | 4103142410 |
6 | 452542044 |
7 | 130113625 |
oct | 37374754 |
9 | 16473061 |
10 | 8255980 |
11 | 4729927 |
12 | 2921924 |
13 | 1930ac5 |
14 | 114ca4c |
15 | ad133a |
hex | 7df9ec |
8255980 has 24 divisors (see below), whose sum is σ = 17393040. Its totient is φ = 3291840.
The previous prime is 8255977. The next prime is 8255983. The reversal of 8255980 is 895528.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (8255977) and next prime (8255983).
It is a super-2 number, since 2×82559802 = 136322411520800, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (8255983) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 9775 + ... + 10585.
It is an arithmetic number, because the mean of its divisors is an integer number (724710).
Almost surely, 28255980 is an apocalyptic number.
It is an amenable number.
8255980 is an abundant number, since it is smaller than the sum of its proper divisors (9137060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8255980 is a wasteful number, since it uses less digits than its factorization.
8255980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1329 (or 1327 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 37.
The square root of 8255980 is about 2873.3221190810. The cubic root of 8255980 is about 202.1108106849.
The spelling of 8255980 in words is "eight million, two hundred fifty-five thousand, nine hundred eighty".
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