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17142 = 232857
BaseRepresentation
bin100001011110110
3212111220
410023312
51022032
6211210
7100656
oct41366
925456
1017142
1111974
129b06
137a58
146366
15512c
hex42f6

17142 has 8 divisors (see below), whose sum is σ = 34296. Its totient is φ = 5712.

The previous prime is 17137. The next prime is 17159. The reversal of 17142 is 24171.

17142 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

17142 is an admirable number.

It is a congruent number.

It is an unprimeable number.

17142 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1423 + ... + 1434.

It is an arithmetic number, because the mean of its divisors is an integer number (4287).

217142 is an apocalyptic number.

17142 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 (17148).

17142 is a wasteful number, since it uses less digits than its factorization.

17142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2862.

The product of its digits is 56, while the sum is 15.

The square root of 17142 is about 130.9274608323. The cubic root of 17142 is about 25.7842100366.

The spelling of 17142 in words is "seventeen thousand, one hundred forty-two", and thus it is an iban number.

Divisors: 1 2 3 6 2857 5714 8571 17142