Base | Representation |
---|---|
bin | 1000001000010000… |
… | …0100000100001100 |
3 | 12122002000100000001 |
4 | 2002010010010030 |
5 | 13432104301213 |
6 | 1000310014044 |
7 | 105034400140 |
oct | 20204040414 |
9 | 5562010001 |
10 | 2182103308 |
11 | a1a816570 |
12 | 50a947324 |
13 | 28a1066b8 |
14 | 169b3d220 |
15 | cb8841dd |
hex | 8210410c |
2182103308 has 48 divisors (see below), whose sum is σ = 4775307264. Its totient is φ = 847607040.
The previous prime is 2182103293. The next prime is 2182103309. The reversal of 2182103308 is 8033012812.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is not an unprimeable number, because it can be changed into a prime (2182103309) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93285 + ... + 114307.
It is an arithmetic number, because the mean of its divisors is an integer number (99485568).
Almost surely, 22182103308 is an apocalyptic number.
2182103308 is a gapful number since it is divisible by the number (28) 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 2182103308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2387653632).
2182103308 is an abundant number, since it is smaller than the sum of its proper divisors (2593203956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2182103308 is a wasteful number, since it uses less digits than its factorization.
2182103308 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21382 (or 21380 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 28.
The square root of 2182103308 is about 46712.9886434169. The cubic root of 2182103308 is about 1297.0551305206.
The spelling of 2182103308 in words is "two billion, one hundred eighty-two million, one hundred three thousand, three hundred eight".
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