Base | Representation |
---|---|
bin | 1000000101100101010110 |
3 | 10222201010100 |
4 | 20011211112 |
5 | 1020320042 |
6 | 113234530 |
7 | 24006552 |
oct | 10054526 |
9 | 3881110 |
10 | 2120022 |
11 | 1218893 |
12 | 862a46 |
13 | 592c68 |
14 | 3d2862 |
15 | 2bd24c |
hex | 205956 |
2120022 has 12 divisors (see below), whose sum is σ = 4593420. Its totient is φ = 706668.
The previous prime is 2120021. The next prime is 2120051. The reversal of 2120022 is 2200212.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 2119986 and 2120013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2120021) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58872 + ... + 58907.
It is an arithmetic number, because the mean of its divisors is an integer number (382785).
22120022 is an apocalyptic number.
2120022 is an abundant number, since it is smaller than the sum of its proper divisors (2473398).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2120022 is a wasteful number, since it uses less digits than its factorization.
2120022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117787 (or 117784 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 9.
The square root of 2120022 is about 1456.0295326675. The cubic root of 2120022 is about 128.4636101392.
Adding to 2120022 its reverse (2200212), we get a palindrome (4320234).
The spelling of 2120022 in words is "two million, one hundred twenty thousand, twenty-two".
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