Base | Representation |
---|---|
bin | 10001000011110… |
… | …11100010010101 |
3 | 100222021212020002 |
4 | 20201323202111 |
5 | 243114043331 |
6 | 22111221045 |
7 | 3355302101 |
oct | 1041734225 |
9 | 328255202 |
10 | 143112341 |
11 | 73868469 |
12 | 3bb17785 |
13 | 23859b78 |
14 | 15014901 |
15 | c86d9cb |
hex | 887b895 |
143112341 has 4 divisors (see below), whose sum is σ = 151530732. Its totient is φ = 134693952.
The previous prime is 143112331. The next prime is 143112401. The reversal of 143112341 is 143211341.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 60684100 + 82428241 = 7790^2 + 9079^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-143112341 is a prime.
It is a super-2 number, since 2×1431123412 = 40962284293000562, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143112311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4209170 + ... + 4209203.
It is an arithmetic number, because the mean of its divisors is an integer number (37882683).
Almost surely, 2143112341 is an apocalyptic number.
It is an amenable number.
143112341 is a deficient number, since it is larger than the sum of its proper divisors (8418391).
143112341 is an equidigital number, since it uses as much as digits as its factorization.
143112341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8418390.
The product of its digits is 288, while the sum is 20.
The square root of 143112341 is about 11962.9570341116. The cubic root of 143112341 is about 523.0690560751.
Adding to 143112341 its reverse (143211341), we get a palindrome (286323682).
The spelling of 143112341 in words is "one hundred forty-three million, one hundred twelve thousand, three hundred forty-one".
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