Base | Representation |
---|---|
bin | 111111010001010… |
… | …1101111100110010 |
3 | 12110221212010002200 |
4 | 1332202231330302 |
5 | 13321443432242 |
6 | 550355524030 |
7 | 103416313530 |
oct | 17642557462 |
9 | 5427763080 |
10 | 2123030322 |
11 | 99a439116 |
12 | 4b2bb9616 |
13 | 27aac267a |
14 | 161d63150 |
15 | c65b604c |
hex | 7e8adf32 |
2123030322 has 96 divisors (see below), whose sum is σ = 5563883520. Its totient is φ = 571523040.
The previous prime is 2123030317. The next prime is 2123030383. The reversal of 2123030322 is 2230303212.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 2123030295 and 2123030304.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 454933 + ... + 459575.
It is an arithmetic number, because the mean of its divisors is an integer number (57957120).
Almost surely, 22123030322 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2123030322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2781941760).
2123030322 is an abundant number, since it is smaller than the sum of its proper divisors (3440853198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2123030322 is a wasteful number, since it uses less digits than its factorization.
2123030322 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4868 (or 4865 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
The square root of 2123030322 is about 46076.3531760056. The cubic root of 2123030322 is about 1285.2434492592.
Adding to 2123030322 its reverse (2230303212), we get a palindrome (4353333534).
The spelling of 2123030322 in words is "two billion, one hundred twenty-three million, thirty thousand, three hundred twenty-two".
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