Base | Representation |
---|---|
bin | 1000001000010001… |
… | …1000001101100100 |
3 | 12122002011112012100 |
4 | 2002010120031210 |
5 | 13432114421303 |
6 | 1000311452100 |
7 | 105035162544 |
oct | 20204301544 |
9 | 5562145170 |
10 | 2182185828 |
11 | a1a872569 |
12 | 50a987030 |
13 | 28a135124 |
14 | 169b61324 |
15 | cb89d8a3 |
hex | 82118364 |
2182185828 has 36 divisors (see below), whose sum is σ = 5518152640. Its totient is φ = 727122096.
The previous prime is 2182185767. The next prime is 2182185829. The reversal of 2182185828 is 8285812812.
It is a tau number, because it is divible by the number of its divisors (36).
It is not an unprimeable number, because it can be changed into a prime (2182185829) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101001 + ... + 120687.
Almost surely, 22182185828 is an apocalyptic number.
It is an amenable number.
2182185828 is an abundant number, since it is smaller than the sum of its proper divisors (3335966812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2182185828 is a wasteful number, since it uses less digits than its factorization.
2182185828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22776 (or 22771 counting only the distinct ones).
The product of its digits is 163840, while the sum is 45.
The square root of 2182185828 is about 46713.8719011816. The cubic root of 2182185828 is about 1297.0714804401.
The spelling of 2182185828 in words is "two billion, one hundred eighty-two million, one hundred eighty-five thousand, eight hundred twenty-eight".
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