Base | Representation |
---|---|
bin | 1111011011110100… |
… | …1011000011110110 |
3 | 101200202012221202020 |
4 | 3312331023003312 |
5 | 31441131344342 |
6 | 1523043454010 |
7 | 204446612214 |
oct | 36675130366 |
9 | 11622187666 |
10 | 4143231222 |
11 | 1836822a39 |
12 | 977687306 |
13 | 5104c0710 |
14 | 2b4399cb4 |
15 | 193b190ec |
hex | f6f4b0f6 |
4143231222 has 64 divisors (see below), whose sum is σ = 9246908160. Its totient is φ = 1229514624.
The previous prime is 4143231221. The next prime is 4143231263. The reversal of 4143231222 is 2221323414.
It is a happy number.
It is a super-2 number, since 2×41432312222 = 34332729917911226568, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 4143231192 and 4143231201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4143231221) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 235413 + ... + 252399.
It is an arithmetic number, because the mean of its divisors is an integer number (144482940).
Almost surely, 24143231222 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4143231222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4623454080).
4143231222 is an abundant number, since it is smaller than the sum of its proper divisors (5103676938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4143231222 is a wasteful number, since it uses less digits than its factorization.
4143231222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17117.
The product of its digits is 2304, while the sum is 24.
The square root of 4143231222 is about 64367.9362881862. The cubic root of 4143231222 is about 1606.1264106901.
Adding to 4143231222 its reverse (2221323414), we get a palindrome (6364554636).
The spelling of 4143231222 in words is "four billion, one hundred forty-three million, two hundred thirty-one thousand, two hundred twenty-two".
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