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68379 = 323991
BaseRepresentation
bin10000101100011011
310110210120
4100230123
54142004
61244323
7403233
oct205433
9113716
1068379
1147413
12336a3
132517c
141acc3
15153d9
hex10b1b

68379 has 8 divisors (see below), whose sum is σ = 95232. Its totient is φ = 43560.

The previous prime is 68371. The next prime is 68389. The reversal of 68379 is 97386.

It is a happy number.

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

It is not a de Polignac number, because 68379 - 23 = 68371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 427 + ... + 564.

It is an arithmetic number, because the mean of its divisors is an integer number (11904).

268379 is an apocalyptic number.

68379 is a gapful number since it is divisible by the number (69) formed by its first and last digit.

68379 is a deficient number, since it is larger than the sum of its proper divisors (26853).

68379 is a wasteful number, since it uses less digits than its factorization.

68379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017.

The product of its digits is 9072, while the sum is 33.

The square root of 68379 is about 261.4937857770. The cubic root of 68379 is about 40.8922413213.

It can be divided in two parts, 6 and 8379, that added together give a triangular number (8385 = T129).

The spelling of 68379 in words is "sixty-eight thousand, three hundred seventy-nine".

Divisors: 1 3 23 69 991 2973 22793 68379