Base | Representation |
---|---|
bin | 111111010001101… |
… | …1110101100110100 |
3 | 12110222020021000022 |
4 | 1332203132230310 |
5 | 13322021330004 |
6 | 550404104312 |
7 | 103421104640 |
oct | 17643365464 |
9 | 5428207008 |
10 | 2123230004 |
11 | 99a565145 |
12 | 4b3095098 |
13 | 27ab6251c |
14 | 161db5c20 |
15 | c66052be |
hex | 7e8deb34 |
2123230004 has 48 divisors (see below), whose sum is σ = 4463155200. Its totient is φ = 864094176.
The previous prime is 2123230001. The next prime is 2123230007. The reversal of 2123230004 is 4000323212.
It is an interprime number because it is at equal distance from previous prime (2123230001) and next prime (2123230007).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2123230001) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 77657 + ... + 101375.
It is an arithmetic number, because the mean of its divisors is an integer number (92982400).
Almost surely, 22123230004 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2123230004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2231577600).
2123230004 is an abundant number, since it is smaller than the sum of its proper divisors (2339925196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2123230004 is a wasteful number, since it uses less digits than its factorization.
2123230004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23892 (or 23890 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 2123230004 is about 46078.5199849127. The cubic root of 2123230004 is about 1285.2837425975.
Adding to 2123230004 its reverse (4000323212), we get a palindrome (6123553216).
The spelling of 2123230004 in words is "two billion, one hundred twenty-three million, two hundred thirty thousand, four".
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