Base | Representation |
---|---|
bin | 111110101010010110… |
… | …000011001110110001 |
3 | 20102200000201220020010 |
4 | 332222112003032301 |
5 | 2100243244312221 |
6 | 50524211405133 |
7 | 4601215050603 |
oct | 765226031661 |
9 | 212600656203 |
10 | 67282416561 |
11 | 26597196448 |
12 | 110588b37a9 |
13 | 6463415709 |
14 | 3383b27173 |
15 | 1b3bc55c76 |
hex | faa5833b1 |
67282416561 has 16 divisors (see below), whose sum is σ = 95626803200. Its totient is φ = 41956254288.
The previous prime is 67282416527. The next prime is 67282416563. The reversal of 67282416561 is 16561428276.
It is not a de Polignac number, because 67282416561 - 26 = 67282416497 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 67282416561.
It is not an unprimeable number, because it can be changed into a prime (67282416563) 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 in 15 ways as a sum of consecutive naturals, for example, 7466341 + ... + 7475346.
It is an arithmetic number, because the mean of its divisors is an integer number (5976675200).
Almost surely, 267282416561 is an apocalyptic number.
It is an amenable number.
67282416561 is a deficient number, since it is larger than the sum of its proper divisors (28344386639).
67282416561 is a wasteful number, since it uses less digits than its factorization.
67282416561 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14941788.
The product of its digits is 967680, while the sum is 48.
The spelling of 67282416561 in words is "sixty-seven billion, two hundred eighty-two million, four hundred sixteen thousand, five hundred sixty-one".
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