Base | Representation |
---|---|
bin | 111111001011101010… |
… | …001101100001001010 |
3 | 20111002222110122100201 |
4 | 333023222031201022 |
5 | 2102414341142311 |
6 | 51055455322414 |
7 | 4621112646364 |
oct | 771352154112 |
9 | 214088418321 |
10 | 67841349706 |
11 | 26853745169 |
12 | 11193b2040a |
13 | 6522162ca0 |
14 | 33d805dd34 |
15 | 1b70d609c1 |
hex | fcba8d84a |
67841349706 has 32 divisors (see below), whose sum is σ = 112522829328. Its totient is φ = 30476943360.
The previous prime is 67841349671. The next prime is 67841349749. The reversal of 67841349706 is 60794314876.
It can be written as a sum of positive squares in 8 ways, for example, as 2786256225 + 65055093481 = 52785^2 + 255059^2 .
It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
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, 388090 + ... + 535066.
Almost surely, 267841349706 is an apocalyptic number.
67841349706 is a deficient number, since it is larger than the sum of its proper divisors (44681479622).
67841349706 is a wasteful number, since it uses less digits than its factorization.
67841349706 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 147466.
The product of its (nonzero) digits is 6096384, while the sum is 55.
The spelling of 67841349706 in words is "sixty-seven billion, eight hundred forty-one million, three hundred forty-nine thousand, seven hundred six".
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