Base | Representation |
---|---|
bin | 1000010001001010010… |
… | …0010111100101011011 |
3 | 111120122101120020000210 |
4 | 2010102210113211123 |
5 | 4311402113210233 |
6 | 145131010502203 |
7 | 13156006233120 |
oct | 2042244274533 |
9 | 446571506023 |
10 | 142045444443 |
11 | 55271a4a8a1 |
12 | 23642894963 |
13 | 1051958b056 |
14 | 6c37156747 |
15 | 3a655ae163 |
hex | 211291795b |
142045444443 has 32 divisors (see below), whose sum is σ = 229315207680. Its totient is φ = 76349975040.
The previous prime is 142045444433. The next prime is 142045444459. The reversal of 142045444443 is 344444540241.
It is not a de Polignac number, because 142045444443 - 218 = 142045182299 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142045444433) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 507268 + ... + 735806.
It is an arithmetic number, because the mean of its divisors is an integer number (7166100240).
Almost surely, 2142045444443 is an apocalyptic number.
142045444443 is a deficient number, since it is larger than the sum of its proper divisors (87269763237).
142045444443 is a wasteful number, since it uses less digits than its factorization.
142045444443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 230307.
The product of its (nonzero) digits is 491520, while the sum is 39.
Adding to 142045444443 its reverse (344444540241), we get a palindrome (486489984684).
The spelling of 142045444443 in words is "one hundred forty-two billion, forty-five million, four hundred forty-four thousand, four hundred forty-three".
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