Base | Representation |
---|---|
bin | 111101101001101011100 |
3 | 10210122011210 |
4 | 13231031130 |
5 | 1004121223 |
6 | 111144420 |
7 | 23112522 |
oct | 7551534 |
9 | 3718153 |
10 | 2020188 |
11 | 115a885 |
12 | 815110 |
13 | 5596a1 |
14 | 3a8312 |
15 | 29d893 |
hex | 1ed35c |
2020188 has 24 divisors (see below), whose sum is σ = 4775680. Its totient is φ = 664560.
The previous prime is 2020181. The next prime is 2020223. The reversal of 2020188 is 8810202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2020181) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118 + ... + 2013.
22020188 is an apocalyptic number.
It is an amenable number.
2020188 is an abundant number, since it is smaller than the sum of its proper divisors (2755492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020188 is a wasteful number, since it uses less digits than its factorization.
2020188 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2217 (or 2215 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 21.
The square root of 2020188 is about 1421.3331769856. Note that the first 3 decimals coincide. The cubic root of 2020188 is about 126.4146080163.
The spelling of 2020188 in words is "two million, twenty thousand, one hundred eighty-eight".
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