Base | Representation |
---|---|
bin | 111111001111011… |
… | …0100110110100110 |
3 | 12110212221021111210 |
4 | 1332132310312212 |
5 | 13321213310042 |
6 | 550322012250 |
7 | 103404534066 |
oct | 17636646646 |
9 | 5425837453 |
10 | 2122010022 |
11 | 9999015a0 |
12 | 4b27a7086 |
13 | 27a826142 |
14 | 161b793a6 |
15 | c6463a9c |
hex | 7e7b4da6 |
2122010022 has 128 divisors (see below), whose sum is σ = 5044032000. Its totient is φ = 588211200.
The previous prime is 2122009999. The next prime is 2122010029. The reversal of 2122010022 is 2200102212.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2122010029) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7660548 + ... + 7660824.
It is an arithmetic number, because the mean of its divisors is an integer number (39406500).
Almost surely, 22122010022 is an apocalyptic number.
2122010022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 2122010022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2522016000).
2122010022 is an abundant number, since it is smaller than the sum of its proper divisors (2922021978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2122010022 is a wasteful number, since it uses less digits than its factorization.
2122010022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 502.
The product of its (nonzero) digits is 32, while the sum is 12.
The square root of 2122010022 is about 46065.2800056615. The cubic root of 2122010022 is about 1285.0375259926.
Adding to 2122010022 its reverse (2200102212), we get a palindrome (4322112234).
The spelling of 2122010022 in words is "two billion, one hundred twenty-two million, ten thousand, twenty-two".
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