Base | Representation |
---|---|
bin | 1000010001000110110… |
… | …1011001001101111101 |
3 | 111120121101110001112112 |
4 | 2010101231121031331 |
5 | 4311334421030323 |
6 | 145125333543405 |
7 | 13155442601636 |
oct | 2042155311575 |
9 | 446541401475 |
10 | 142031033213 |
11 | 552648a7493 |
12 | 23639aa4b65 |
13 | 105165b36b4 |
14 | 6c3528488d |
15 | 3a641b4178 |
hex | 2111b5937d |
142031033213 has 2 divisors, whose sum is σ = 142031033214. Its totient is φ = 142031033212.
The previous prime is 142031033129. The next prime is 142031033227. The reversal of 142031033213 is 312330130241.
142031033213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 141708579364 + 322453849 = 376442^2 + 17957^2 .
It is an emirp because it is prime and its reverse (312330130241) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 142031033213 - 210 = 142031032189 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (142031033293) 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 as a sum of consecutive naturals, namely, 71015516606 + 71015516607.
It is an arithmetic number, because the mean of its divisors is an integer number (71015516607).
Almost surely, 2142031033213 is an apocalyptic number.
It is an amenable number.
142031033213 is a deficient number, since it is larger than the sum of its proper divisors (1).
142031033213 is an equidigital number, since it uses as much as digits as its factorization.
142031033213 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 142031033213 its reverse (312330130241), we get a palindrome (454361163454).
The spelling of 142031033213 in words is "one hundred forty-two billion, thirty-one million, thirty-three thousand, two hundred thirteen".
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