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68848 = 2413331
BaseRepresentation
bin10000110011110000
310111102221
4100303300
54200343
61250424
7404503
oct206360
9114387
1068848
11477aa
1233a14
1325450
141b13a
15155ed
hex10cf0

68848 has 20 divisors (see below), whose sum is σ = 144088. Its totient is φ = 31680.

The previous prime is 68821. The next prime is 68863. The reversal of 68848 is 84886.

It is an Ulam number.

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

68848 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 43 + ... + 373.

268848 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72044).

68848 is an abundant number, since it is smaller than the sum of its proper divisors (75240).

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

68848 is a wasteful number, since it uses less digits than its factorization.

68848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352 (or 346 counting only the distinct ones).

The product of its digits is 12288, while the sum is 34.

The square root of 68848 is about 262.3890241607. The cubic root of 68848 is about 40.9855193756.

The spelling of 68848 in words is "sixty-eight thousand, eight hundred forty-eight".

Divisors: 1 2 4 8 13 16 26 52 104 208 331 662 1324 2648 4303 5296 8606 17212 34424 68848