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68394 = 2311399
BaseRepresentation
bin10000101100101010
310110211010
4100230222
54142034
61244350
7403254
oct205452
9113733
1068394
1147427
12336b6
1325191
141acd4
15153e9
hex10b2a

68394 has 8 divisors (see below), whose sum is σ = 136800. Its totient is φ = 22796.

The previous prime is 68389. The next prime is 68399. The reversal of 68394 is 49386.

It is an interprime number because it is at equal distance from previous prime (68389) and next prime (68399).

It is a sphenic number, since it is the product of 3 distinct primes.

68394 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5694 + ... + 5705.

It is an arithmetic number, because the mean of its divisors is an integer number (17100).

268394 is an apocalyptic number.

68394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68400).

68394 is a wasteful number, since it uses less digits than its factorization.

68394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11404.

The product of its digits is 5184, while the sum is 30.

The square root of 68394 is about 261.5224655742. The cubic root of 68394 is about 40.8952312197.

It can be divided in two parts, 683 and 94, that added together give a palindrome (777).

The spelling of 68394 in words is "sixty-eight thousand, three hundred ninety-four".

Divisors: 1 2 3 6 11399 22798 34197 68394