Base | Representation |
---|---|
bin | 1000000011110111… |
… | …1010010011011000 |
3 | 12120210102000120102 |
4 | 2000331322103120 |
5 | 13412402310430 |
6 | 554411514532 |
7 | 104422154603 |
oct | 20075722330 |
9 | 5523360512 |
10 | 2163713240 |
11 | a103a5867 |
12 | 504758a48 |
13 | 286367cc0 |
14 | 16751333a |
15 | c9e50345 |
hex | 80f7a4d8 |
2163713240 has 32 divisors (see below), whose sum is σ = 5242844880. Its totient is φ = 798909312.
The previous prime is 2163713219. The next prime is 2163713243. The reversal of 2163713240 is 423173612.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2163713243) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2079974 + ... + 2081013.
Almost surely, 22163713240 is an apocalyptic number.
2163713240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2163713240 is an abundant number, since it is smaller than the sum of its proper divisors (3079131640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2163713240 is a wasteful number, since it uses less digits than its factorization.
2163713240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4161011 (or 4161007 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 29.
The square root of 2163713240 is about 46515.7311024991. The cubic root of 2163713240 is about 1293.4011245037.
Adding to 2163713240 its reverse (423173612), we get a palindrome (2586886852).
The spelling of 2163713240 in words is "two billion, one hundred sixty-three million, seven hundred thirteen thousand, two hundred forty".
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