Base | Representation |
---|---|
bin | 1000010100111010101110 |
3 | 11002220021120 |
4 | 20110322232 |
5 | 1024322310 |
6 | 114441410 |
7 | 24360636 |
oct | 10247256 |
9 | 4086246 |
10 | 2182830 |
11 | 1260aa1 |
12 | 893266 |
13 | 5b5720 |
14 | 40b6c6 |
15 | 2d1b70 |
hex | 214eae |
2182830 has 64 divisors (see below), whose sum is σ = 5866560. Its totient is φ = 516096.
The previous prime is 2182819. The next prime is 2182841. The reversal of 2182830 is 382812.
2182830 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2182819) and next prime (2182841).
It is a self number, because there is not a number n which added to its sum of digits gives 2182830.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11214 + ... + 11406.
It is an arithmetic number, because the mean of its divisors is an integer number (91665).
22182830 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2182830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2933280).
2182830 is an abundant number, since it is smaller than the sum of its proper divisors (3683730).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2182830 is a wasteful number, since it uses less digits than its factorization.
2182830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 245.
The product of its (nonzero) digits is 768, while the sum is 24.
The square root of 2182830 is about 1477.4403541260. The cubic root of 2182830 is about 129.7199097883.
The spelling of 2182830 in words is "two million, one hundred eighty-two thousand, eight hundred thirty".
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