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68967 = 327997
BaseRepresentation
bin10000110101100111
310111121100
4100311213
54201332
61251143
7405033
oct206547
9114540
1068967
11478a8
1233ab3
1325512
141b1c3
151567c
hex10d67

68967 has 12 divisors (see below), whose sum is σ = 101920. Its totient is φ = 44928.

The previous prime is 68963. The next prime is 68993. The reversal of 68967 is 76986.

It is not a de Polignac number, because 68967 - 22 = 68963 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 663 + ... + 759.

268967 is an apocalyptic number.

68967 is a deficient number, since it is larger than the sum of its proper divisors (32953).

68967 is a wasteful number, since it uses less digits than its factorization.

68967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182 (or 179 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 68967 is about 262.6156887926. The cubic root of 68967 is about 41.0091195260.

It can be divided in two parts, 6896 and 7, that added together give a triangular number (6903 = T117).

The spelling of 68967 in words is "sixty-eight thousand, nine hundred sixty-seven".

Divisors: 1 3 9 79 97 237 291 711 873 7663 22989 68967