Base | Representation |
---|---|
bin | 10000111101111… |
… | …11111110111011 |
3 | 100220211211102120 |
4 | 20132333332323 |
5 | 242420002443 |
6 | 22042532323 |
7 | 3345622305 |
oct | 1036777673 |
9 | 326754376 |
10 | 142344123 |
11 | 73393279 |
12 | 3b8070a3 |
13 | 2364b2bc |
14 | 14c94975 |
15 | c76b083 |
hex | 87bffbb |
142344123 has 8 divisors (see below), whose sum is σ = 190756368. Its totient is φ = 94413984.
The previous prime is 142344109. The next prime is 142344131. The reversal of 142344123 is 321443241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 142344123 - 25 = 142344091 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 142344093 and 142344102.
It is not an unprimeable number, because it can be changed into a prime (142344193) 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, 119836 + ... + 121017.
It is an arithmetic number, because the mean of its divisors is an integer number (23844546).
Almost surely, 2142344123 is an apocalyptic number.
142344123 is a deficient number, since it is larger than the sum of its proper divisors (48412245).
142344123 is a wasteful number, since it uses less digits than its factorization.
142344123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 241053.
The product of its digits is 2304, while the sum is 24.
The square root of 142344123 is about 11930.8056308030. The cubic root of 142344123 is about 522.1314425088.
Adding to 142344123 its reverse (321443241), we get a palindrome (463787364).
The spelling of 142344123 in words is "one hundred forty-two million, three hundred forty-four thousand, one hundred twenty-three".
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