Base | Representation |
---|---|
bin | 1000000110110… |
… | …10100111101001 |
3 | 11201221222101212 |
4 | 10003122213221 |
5 | 114402114304 |
6 | 10425322505 |
7 | 1454012231 |
oct | 403324751 |
9 | 151858355 |
10 | 68004329 |
11 | 35428728 |
12 | 1a936435 |
13 | 11120363 |
14 | 9062cc1 |
15 | 5e8466e |
hex | 40da9e9 |
68004329 has 2 divisors, whose sum is σ = 68004330. Its totient is φ = 68004328.
The previous prime is 68004319. The next prime is 68004361. The reversal of 68004329 is 92340086.
It is an a-pointer prime, because the next prime (68004361) can be obtained adding 68004329 to its sum of digits (32).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 45697600 + 22306729 = 6760^2 + 4723^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-68004329 is a prime.
It is a Sophie Germain prime.
68004329 is a modest number, since divided by 4329 gives 68 as remainder.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 68004295 and 68004304.
It is not a weakly prime, because it can be changed into another prime (68004319) 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 as a sum of consecutive naturals, namely, 34002164 + 34002165.
It is an arithmetic number, because the mean of its divisors is an integer number (34002165).
Almost surely, 268004329 is an apocalyptic number.
It is an amenable number.
68004329 is a deficient number, since it is larger than the sum of its proper divisors (1).
68004329 is an equidigital number, since it uses as much as digits as its factorization.
68004329 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 10368, while the sum is 32.
The square root of 68004329 is about 8246.4737312381. The cubic root of 68004329 is about 408.1741715202.
The spelling of 68004329 in words is "sixty-eight million, four thousand, three hundred twenty-nine".
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