Base | Representation |
---|---|
bin | 1010111000010101010100 |
3 | 12100220110022 |
4 | 22320111110 |
5 | 1212232210 |
6 | 141044312 |
7 | 33146252 |
oct | 12702524 |
9 | 5326408 |
10 | 2852180 |
11 | 1678981 |
12 | b56698 |
13 | 78b2a6 |
14 | 5435d2 |
15 | 3b5155 |
hex | 2b8554 |
2852180 has 12 divisors (see below), whose sum is σ = 5989620. Its totient is φ = 1140864.
The previous prime is 2852167. The next prime is 2852189. The reversal of 2852180 is 812582.
It can be written as a sum of positive squares in 2 ways, for example, as 1844164 + 1008016 = 1358^2 + 1004^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2852189) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71285 + ... + 71324.
It is an arithmetic number, because the mean of its divisors is an integer number (499135).
22852180 is an apocalyptic number.
2852180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2852180 is an abundant number, since it is smaller than the sum of its proper divisors (3137440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2852180 is a wasteful number, since it uses less digits than its factorization.
2852180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142618 (or 142616 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 26.
The square root of 2852180 is about 1688.8398384690. The cubic root of 2852180 is about 141.8161344414.
The spelling of 2852180 in words is "two million, eight hundred fifty-two thousand, one hundred eighty".
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