Base | Representation |
---|---|
bin | 1000001101011… |
… | …11010001001011 |
3 | 11210121020012111 |
4 | 10012233101023 |
5 | 120113002324 |
6 | 10500123151 |
7 | 1464300511 |
oct | 406572113 |
9 | 153536174 |
10 | 68875339 |
11 | 35973075 |
12 | 1b0964b7 |
13 | 11366950 |
14 | 920c4b1 |
15 | 60a7794 |
hex | 41af44b |
68875339 has 4 divisors (see below), whose sum is σ = 74173456. Its totient is φ = 63577224.
The previous prime is 68875333. The next prime is 68875343. The reversal of 68875339 is 93357886.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 68875339 - 25 = 68875307 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 68875292 and 68875301.
It is not an unprimeable number, because it can be changed into a prime (68875333) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2649039 + ... + 2649064.
It is an arithmetic number, because the mean of its divisors is an integer number (18543364).
Almost surely, 268875339 is an apocalyptic number.
68875339 is a deficient number, since it is larger than the sum of its proper divisors (5298117).
68875339 is a wasteful number, since it uses less digits than its factorization.
68875339 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5298116.
The product of its digits is 1088640, while the sum is 49.
The square root of 68875339 is about 8299.1167602342. The cubic root of 68875339 is about 409.9094366699.
The spelling of 68875339 in words is "sixty-eight million, eight hundred seventy-five thousand, three hundred thirty-nine".
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