Base | Representation |
---|---|
bin | 111101101010001000110 |
3 | 10210122111110 |
4 | 13231101012 |
5 | 1004123142 |
6 | 111145450 |
7 | 23113305 |
oct | 7552106 |
9 | 3718443 |
10 | 2020422 |
11 | 115aa78 |
12 | 815286 |
13 | 559821 |
14 | 3a843c |
15 | 29d99c |
hex | 1ed446 |
2020422 has 32 divisors (see below), whose sum is σ = 4377600. Its totient is φ = 619488.
The previous prime is 2020411. The next prime is 2020423. The reversal of 2020422 is 2240202.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2020398 and 2020407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2020423) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 3979 + ... + 4457.
It is an arithmetic number, because the mean of its divisors is an integer number (136800).
22020422 is an apocalyptic number.
2020422 is an abundant number, since it is smaller than the sum of its proper divisors (2357178).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020422 is a wasteful number, since it uses less digits than its factorization.
2020422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 540.
The product of its (nonzero) digits is 64, while the sum is 12.
The square root of 2020422 is about 1421.4154916843. The cubic root of 2020422 is about 126.4194887298.
Adding to 2020422 its reverse (2240202), we get a palindrome (4260624).
It can be divided in two parts, 2020 and 422, that added together give a palindrome (2442).
The spelling of 2020422 in words is "two million, twenty thousand, four hundred twenty-two".
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