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68827 = 116257
BaseRepresentation
bin10000110011011011
310111102011
4100303123
54200302
61250351
7404443
oct206333
9114364
1068827
1147790
12339b7
1325435
141b123
15155d7
hex10cdb

68827 has 4 divisors (see below), whose sum is σ = 75096. Its totient is φ = 62560.

The previous prime is 68821. The next prime is 68863. The reversal of 68827 is 72886.

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 68827 - 23 = 68819 is a prime.

It is a Duffinian number.

68827 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (68821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3118 + ... + 3139.

It is an arithmetic number, because the mean of its divisors is an integer number (18774).

268827 is an apocalyptic number.

68827 is a deficient number, since it is larger than the sum of its proper divisors (6269).

68827 is a wasteful number, since it uses less digits than its factorization.

68827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6268.

The product of its digits is 5376, while the sum is 31.

The square root of 68827 is about 262.3490041910. The cubic root of 68827 is about 40.9813518209.

It can be divided in two parts, 6882 and 7, that added together give a square (6889 = 832).

The spelling of 68827 in words is "sixty-eight thousand, eight hundred twenty-seven".

Divisors: 1 11 6257 68827