142998 has 8 divisors (see below), whose sum is σ = 286008. Its totient is φ = 47664.
The previous prime is 142993. The next prime is 143053. The reversal of 142998 is 899241.
142998 is nontrivially palindromic in base 11.
142998 is digitally balanced in base 2, 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.
142998 is an admirable number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142993) 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, 11911 + ... + 11922.
It is an arithmetic number, because the mean of its divisors is an integer number (35751).
2142998 is an apocalyptic number.
142998 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.
142998 is a wasteful number, since it uses less digits than its factorization.
142998 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23838.
The product of its digits is 5184, while the sum is 33.
The square root of 142998 is about 378.1507635851. The cubic root of 142998 is about 52.2929715252.
The spelling of 142998 in words is "one hundred forty-two thousand, nine hundred ninety-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •