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142093 = 753383
BaseRepresentation
bin100010101100001101
321012220201
4202230031
514021333
63013501
71131160
oct425415
9235821
10142093
1197836
126a291
134c8a3
1439ad7
152c17d
hex22b0d

142093 has 8 divisors (see below), whose sum is σ = 165888. Its totient is φ = 119184.

The previous prime is 142067. The next prime is 142097. The reversal of 142093 is 390241.

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

It is a cyclic number.

It is not a de Polignac number, because 142093 - 25 = 142061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 142093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142097) 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, 180 + ... + 562.

It is an arithmetic number, because the mean of its divisors is an integer number (20736).

2142093 is an apocalyptic number.

It is an amenable number.

142093 is a deficient number, since it is larger than the sum of its proper divisors (23795).

142093 is an equidigital number, since it uses as much as digits as its factorization.

142093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 142093 is about 376.9522516182. The cubic root of 142093 is about 52.1824214284.

The spelling of 142093 in words is "one hundred forty-two thousand, ninety-three".

Divisors: 1 7 53 371 383 2681 20299 142093