Base | Representation |
---|---|
bin | 10111000110011011… |
… | …11010110000000101 |
3 | 1012000022120102221222 |
4 | 23203031322300011 |
5 | 200344403324031 |
6 | 5410350050125 |
7 | 616222232612 |
oct | 134315726005 |
9 | 35008512858 |
10 | 12402011141 |
11 | 5294680593 |
12 | 24a14a9945 |
13 | 122852b640 |
14 | 859187509 |
15 | 4c8bcee7b |
hex | 2e337ac05 |
12402011141 has 4 divisors (see below), whose sum is σ = 13356012012. Its totient is φ = 11448010272.
The previous prime is 12402011131. The next prime is 12402011147. The reversal of 12402011141 is 14111020421.
12402011141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 4101890116 + 8300121025 = 64046^2 + 91105^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12402011141 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12402011147) 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 3 ways as a sum of consecutive naturals, for example, 477000416 + ... + 477000441.
It is an arithmetic number, because the mean of its divisors is an integer number (3339003003).
Almost surely, 212402011141 is an apocalyptic number.
It is an amenable number.
12402011141 is a deficient number, since it is larger than the sum of its proper divisors (954000871).
12402011141 is an equidigital number, since it uses as much as digits as its factorization.
12402011141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 954000870.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 12402011141 its reverse (14111020421), we get a palindrome (26513031562).
The spelling of 12402011141 in words is "twelve billion, four hundred two million, eleven thousand, one hundred forty-one".
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