Base | Representation |
---|---|
bin | 111111111000010… |
… | …0000111101011011 |
3 | 12112101020020102221 |
4 | 1333300200331123 |
5 | 13342204034342 |
6 | 552405004511 |
7 | 104054543401 |
oct | 17760407533 |
9 | 5471206387 |
10 | 2143424347 |
11 | 9aa9a8489 |
12 | 4b99b3737 |
13 | 2820b323c |
14 | 164951471 |
15 | c8293a67 |
hex | 7fc20f5b |
2143424347 has 8 divisors (see below), whose sum is σ = 2161504512. Its totient is φ = 2125416000.
The previous prime is 2143424329. The next prime is 2143424359. The reversal of 2143424347 is 7434243412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2143424347 - 211 = 2143422299 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2143424377) 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 7 ways as a sum of consecutive naturals, for example, 42847 + ... + 78247.
It is an arithmetic number, because the mean of its divisors is an integer number (270188064).
Almost surely, 22143424347 is an apocalyptic number.
2143424347 is a deficient number, since it is larger than the sum of its proper divisors (18080165).
2143424347 is a wasteful number, since it uses less digits than its factorization.
2143424347 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35909.
The product of its digits is 64512, while the sum is 34.
The square root of 2143424347 is about 46297.1310882219. The cubic root of 2143424347 is about 1289.3457305560.
Adding to 2143424347 its reverse (7434243412), we get a palindrome (9577667759).
The spelling of 2143424347 in words is "two billion, one hundred forty-three million, four hundred twenty-four thousand, three hundred forty-seven".
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