Base | Representation |
---|---|
bin | 110011111101011011111… |
… | …1101011000111111011111 |
3 | 221021201000000011212112122 |
4 | 1213322313331120333133 |
5 | 1414000411411012011 |
6 | 23104402241453155 |
7 | 1334641421121323 |
oct | 147726775307737 |
9 | 27251000155478 |
10 | 7141321969631 |
11 | 2303688094873 |
12 | 9740523411bb |
13 | 3ca568048375 |
14 | 1a98db263983 |
15 | c5b675003db |
hex | 67eb7f58fdf |
7141321969631 has 2 divisors, whose sum is σ = 7141321969632. Its totient is φ = 7141321969630.
The previous prime is 7141321969583. The next prime is 7141321969667. The reversal of 7141321969631 is 1369691231417.
7141321969631 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is an emirp because it is prime and its reverse (1369691231417) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 7141321969631 - 242 = 2743275458527 is a prime.
It is a super-2 number, since 2×71413219696312 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (7141321969681) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3570660984815 + 3570660984816.
It is an arithmetic number, because the mean of its divisors is an integer number (3570660984816).
Almost surely, 27141321969631 is an apocalyptic number.
7141321969631 is a deficient number, since it is larger than the sum of its proper divisors (1).
7141321969631 is an equidigital number, since it uses as much as digits as its factorization.
7141321969631 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1469664, while the sum is 53.
The spelling of 7141321969631 in words is "seven trillion, one hundred forty-one billion, three hundred twenty-one million, nine hundred sixty-nine thousand, six hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •