Base | Representation |
---|---|
bin | 10001000110001… |
… | …11011010100111 |
3 | 100222212122120021 |
4 | 20203013122213 |
5 | 243204020033 |
6 | 22122020011 |
7 | 3361035163 |
oct | 1043073247 |
9 | 328778507 |
10 | 143423143 |
11 | 73a5aa26 |
12 | 40047607 |
13 | 23938486 |
14 | 15095ca3 |
15 | c8d0b2d |
hex | 88c76a7 |
143423143 has 8 divisors (see below), whose sum is σ = 148193280. Its totient is φ = 138662040.
The previous prime is 143423117. The next prime is 143423167. The reversal of 143423143 is 341324341.
143423143 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.
It is a cyclic number.
It is not a de Polignac number, because 143423143 - 213 = 143414951 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143423443) 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, 48378 + ... + 51256.
It is an arithmetic number, because the mean of its divisors is an integer number (18524160).
Almost surely, 2143423143 is an apocalyptic number.
143423143 is a deficient number, since it is larger than the sum of its proper divisors (4770137).
143423143 is a wasteful number, since it uses less digits than its factorization.
143423143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4517.
The product of its digits is 3456, while the sum is 25.
The square root of 143423143 is about 11975.9401718612. The cubic root of 143423143 is about 523.4474379870.
Adding to 143423143 its reverse (341324341), we get a palindrome (484747484).
The spelling of 143423143 in words is "one hundred forty-three million, four hundred twenty-three thousand, one hundred forty-three".
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