Base | Representation |
---|---|
bin | 111111111000000… |
… | …0011100101100000 |
3 | 12112101000010101211 |
4 | 1333300003211200 |
5 | 13342141212112 |
6 | 552402235504 |
7 | 104053532542 |
oct | 17760034540 |
9 | 5471003354 |
10 | 2143304032 |
11 | 9aa926051 |
12 | 4b9955b94 |
13 | 28207054c |
14 | 16491d692 |
15 | c826d0a7 |
hex | 7fc03960 |
2143304032 has 48 divisors (see below), whose sum is σ = 4376825712. Its totient is φ = 1032307200.
The previous prime is 2143303993. The next prime is 2143304077. The reversal of 2143304032 is 2304033412.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2143303994 and 2143304012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110623 + ... + 128545.
It is an arithmetic number, because the mean of its divisors is an integer number (91183869).
Almost surely, 22143304032 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 2143304032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2188412856).
2143304032 is an abundant number, since it is smaller than the sum of its proper divisors (2233521680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2143304032 is a wasteful number, since it uses less digits than its factorization.
2143304032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18071 (or 18063 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 22.
The square root of 2143304032 is about 46295.8316914169. The cubic root of 2143304032 is about 1289.3216055254.
Adding to 2143304032 its reverse (2304033412), we get a palindrome (4447337444).
The spelling of 2143304032 in words is "two billion, one hundred forty-three million, three hundred four thousand, thirty-two".
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