Base | Representation |
---|---|
bin | 1010110000011111110100 |
3 | 12022021102120 |
4 | 22300133310 |
5 | 1210220314 |
6 | 140235540 |
7 | 32653551 |
oct | 12603764 |
9 | 5267376 |
10 | 2820084 |
11 | 1656853 |
12 | b3bbb0 |
13 | 7797b7 |
14 | 535a28 |
15 | 3aa8a9 |
hex | 2b07f4 |
2820084 has 12 divisors (see below), whose sum is σ = 6580224. Its totient is φ = 940024.
The previous prime is 2820071. The next prime is 2820089. The reversal of 2820084 is 4800282.
It is a tau number, because it is divible by the number of its divisors (12).
It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2820089) 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, 117492 + ... + 117515.
It is an arithmetic number, because the mean of its divisors is an integer number (548352).
22820084 is an apocalyptic number.
It is an amenable number.
2820084 is an abundant number, since it is smaller than the sum of its proper divisors (3760140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2820084 is a wasteful number, since it uses less digits than its factorization.
2820084 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 235014 (or 235012 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 24.
The square root of 2820084 is about 1679.3105728245. The cubic root of 2820084 is about 141.2821672112.
The spelling of 2820084 in words is "two million, eight hundred twenty thousand, eighty-four".
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