Base | Representation |
---|---|
bin | 1000000011000000… |
… | …0100100100001000 |
3 | 12120112120200220122 |
4 | 2000300010210020 |
5 | 13410440212011 |
6 | 554202042412 |
7 | 104346264440 |
oct | 20060044410 |
9 | 5515520818 |
10 | 2160085256 |
11 | a0934802a |
12 | 5034a9408 |
13 | 285697874 |
14 | 166c4b120 |
15 | c99853db |
hex | 80c04908 |
2160085256 has 32 divisors (see below), whose sum is σ = 4693956480. Its totient is φ = 912710400.
The previous prime is 2160085253. The next prime is 2160085259. The reversal of 2160085256 is 6525800612.
It is an interprime number because it is at equal distance from previous prime (2160085253) and next prime (2160085259).
It is not an unprimeable number, because it can be changed into a prime (2160085253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267665 + ... + 275616.
It is an arithmetic number, because the mean of its divisors is an integer number (146686140).
Almost surely, 22160085256 is an apocalyptic number.
It is an amenable number.
2160085256 is an abundant number, since it is smaller than the sum of its proper divisors (2533871224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2160085256 is a wasteful number, since it uses less digits than its factorization.
2160085256 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 543365 (or 543361 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 35.
The square root of 2160085256 is about 46476.7173539612. The cubic root of 2160085256 is about 1292.6778210624.
Adding to 2160085256 its reverse (6525800612), we get a palindrome (8685885868).
The spelling of 2160085256 in words is "two billion, one hundred sixty million, eighty-five thousand, two hundred fifty-six".
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