Base | Representation |
---|---|
bin | 1010101000000000… |
… | …1010101000000000 |
3 | 21100202212021000211 |
4 | 2222000022220000 |
5 | 21320123421430 |
6 | 1151003523504 |
7 | 130452022063 |
oct | 25200125000 |
9 | 7322767024 |
10 | 2852170240 |
11 | 1233a80797 |
12 | 677229594 |
13 | 365b953ca |
14 | 1d0b248da |
15 | 11a5e272a |
hex | aa00aa00 |
2852170240 has 80 divisors (see below), whose sum is σ = 7240900392. Its totient is φ = 1073741824.
The previous prime is 2852170201. The next prime is 2852170241. The reversal of 2852170240 is 420712582.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 2837053696 + 15116544 = 53264^2 + 3888^2 .
It is a tau number, because it is divible by the number of its divisors (80).
It is a zygodrome in base 4 and base 16.
It is not an unprimeable number, because it can be changed into a prime (2852170241) by changing a digit.
In principle, a polygon with 2852170240 sides can be constructed with ruler and compass.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10752 + ... + 76288.
Almost surely, 22852170240 is an apocalyptic number.
2852170240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2852170240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3620450196).
2852170240 is an abundant number, since it is smaller than the sum of its proper divisors (4388730152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2852170240 is an equidigital number, since it uses as much as digits as its factorization.
2852170240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65577 (or 65561 counting only the distinct ones).
The product of its (nonzero) digits is 8960, while the sum is 31.
The square root of 2852170240 is about 53405.7135520161. The cubic root of 2852170240 is about 1418.1597267891.
The spelling of 2852170240 in words is "two billion, eight hundred fifty-two million, one hundred seventy thousand, two hundred forty".
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