Base | Representation |
---|---|
bin | 1000010001100001100… |
… | …0101011000111011100 |
3 | 111120220012012200201120 |
4 | 2010120120223013130 |
5 | 4312102104321022 |
6 | 145144414410540 |
7 | 13161302631126 |
oct | 2043030530734 |
9 | 446805180646 |
10 | 142143042012 |
11 | 55312050344 |
12 | 2366b500a50 |
13 | 105338701aa |
14 | 6c460c0216 |
15 | 3a6de3bd5c |
hex | 211862b1dc |
142143042012 has 12 divisors (see below), whose sum is σ = 331667098056. Its totient is φ = 47381014000.
The previous prime is 142143042001. The next prime is 142143042031. The reversal of 142143042012 is 210240341241.
142143042012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5922626739 + ... + 5922626762.
It is an arithmetic number, because the mean of its divisors is an integer number (27638924838).
Almost surely, 2142143042012 is an apocalyptic number.
142143042012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
142143042012 is an abundant number, since it is smaller than the sum of its proper divisors (189524056044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142143042012 is a wasteful number, since it uses less digits than its factorization.
142143042012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11845253508 (or 11845253506 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 24.
Adding to 142143042012 its reverse (210240341241), we get a palindrome (352383383253).
The spelling of 142143042012 in words is "one hundred forty-two billion, one hundred forty-three million, forty-two thousand, twelve".
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