Base | Representation |
---|---|
bin | 10000111100011… |
… | …10011110001011 |
3 | 100220110112020110 |
4 | 20132032132023 |
5 | 242342010243 |
6 | 22034325403 |
7 | 3344116122 |
oct | 1036163613 |
9 | 326415213 |
10 | 142141323 |
11 | 73264975 |
12 | 3b729863 |
13 | 235a9bbc |
14 | 14c40ab9 |
15 | c72ae33 |
hex | 878e78b |
142141323 has 4 divisors (see below), whose sum is σ = 189521768. Its totient is φ = 94760880.
The previous prime is 142141313. The next prime is 142141393. The reversal of 142141323 is 323141241.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 142141323 - 220 = 141092747 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 142141323.
It is not an unprimeable number, because it can be changed into a prime (142141313) 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, 23690218 + ... + 23690223.
It is an arithmetic number, because the mean of its divisors is an integer number (47380442).
Almost surely, 2142141323 is an apocalyptic number.
142141323 is a deficient number, since it is larger than the sum of its proper divisors (47380445).
142141323 is an equidigital number, since it uses as much as digits as its factorization.
142141323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47380444.
The product of its digits is 576, while the sum is 21.
The square root of 142141323 is about 11922.3035945240. The cubic root of 142141323 is about 521.8833615881.
Adding to 142141323 its reverse (323141241), we get a palindrome (465282564).
The spelling of 142141323 in words is "one hundred forty-two million, one hundred forty-one thousand, three hundred twenty-three".
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