Base | Representation |
---|---|
bin | 11111011100010011001111… |
… | …10001101110110000101001 |
3 | 100001210220220112202010221112 |
4 | 33232021213301232300221 |
5 | 33030311032400331331 |
6 | 403015241544520105 |
7 | 20364232206153116 |
oct | 1756114761566051 |
9 | 301726815663845 |
10 | 69142124620841 |
11 | 200380128a9468 |
12 | 7908259780035 |
13 | 2c770c752b75c |
14 | 13106d4ca590d |
15 | 7ed82a77d32b |
hex | 3ee267c6ec29 |
69142124620841 has 2 divisors, whose sum is σ = 69142124620842. Its totient is φ = 69142124620840.
The previous prime is 69142124620799. The next prime is 69142124620873. The reversal of 69142124620841 is 14802642124196.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 40312785085225 + 28829339535616 = 6349235^2 + 5369296^2 .
It is a cyclic number.
It is not a de Polignac number, because 69142124620841 - 226 = 69142057511977 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 69142124620841.
It is not a weakly prime, because it can be changed into another prime (69142124622841) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34571062310420 + 34571062310421.
It is an arithmetic number, because the mean of its divisors is an integer number (34571062310421).
Almost surely, 269142124620841 is an apocalyptic number.
It is an amenable number.
69142124620841 is a deficient number, since it is larger than the sum of its proper divisors (1).
69142124620841 is an equidigital number, since it uses as much as digits as its factorization.
69142124620841 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1327104, while the sum is 50.
The spelling of 69142124620841 in words is "sixty-nine trillion, one hundred forty-two billion, one hundred twenty-four million, six hundred twenty thousand, eight hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •