Base | Representation |
---|---|
bin | 111111011110111110… |
… | …010001110100111011 |
3 | 20111221120011221201011 |
4 | 333132332101310323 |
5 | 2104100314033324 |
6 | 51151552334351 |
7 | 4632126101353 |
oct | 773676216473 |
9 | 214846157634 |
10 | 68165377339 |
11 | 269aa63a9a4 |
12 | 112645443b7 |
13 | 6574324507 |
14 | 34290c9b63 |
15 | 1b8e518c94 |
hex | fdef91d3b |
68165377339 has 8 divisors (see below), whose sum is σ = 69837374880. Its totient is φ = 66493828800.
The previous prime is 68165377333. The next prime is 68165377349. The reversal of 68165377339 is 93377356186.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 68165377339 - 213 = 68165369147 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (68165377333) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206034 + ... + 422824.
It is an arithmetic number, because the mean of its divisors is an integer number (8729671860).
Almost surely, 268165377339 is an apocalyptic number.
68165377339 is a deficient number, since it is larger than the sum of its proper divisors (1671997541).
68165377339 is a wasteful number, since it uses less digits than its factorization.
68165377339 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 224501.
The product of its digits is 17146080, while the sum is 58.
The spelling of 68165377339 in words is "sixty-eight billion, one hundred sixty-five million, three hundred seventy-seven thousand, three hundred thirty-nine".
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