Base | Representation |
---|---|
bin | 1010111011111100101110 |
3 | 12101122202211 |
4 | 22323330232 |
5 | 1213220430 |
6 | 141241034 |
7 | 33240400 |
oct | 12737456 |
9 | 5348684 |
10 | 2866990 |
11 | 1689015 |
12 | b6317a |
13 | 794c59 |
14 | 548b70 |
15 | 3b972a |
hex | 2bbf2e |
2866990 has 24 divisors (see below), whose sum is σ = 6004152. Its totient is φ = 982800.
The previous prime is 2866961. The next prime is 2867003. The reversal of 2866990 is 996682.
It is a happy number.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2436 + ... + 3415.
It is an arithmetic number, because the mean of its divisors is an integer number (250173).
22866990 is an apocalyptic number.
2866990 is an abundant number, since it is smaller than the sum of its proper divisors (3137162).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2866990 is a wasteful number, since it uses less digits than its factorization.
2866990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5872 (or 5865 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 40.
The square root of 2866990 is about 1693.2188281495. The cubic root of 2866990 is about 142.0611718191.
The spelling of 2866990 in words is "two million, eight hundred sixty-six thousand, nine hundred ninety".
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