Base | Representation |
---|---|
bin | 10001000110011… |
… | …11010001110001 |
3 | 100222221021201221 |
4 | 20203033101301 |
5 | 243211032340 |
6 | 22122425041 |
7 | 3361231105 |
oct | 1043172161 |
9 | 328837657 |
10 | 143455345 |
11 | 73a82140 |
12 | 40062181 |
13 | 2394a027 |
14 | 150a3905 |
15 | c8da44a |
hex | 88cf471 |
143455345 has 16 divisors (see below), whose sum is σ = 188149248. Its totient is φ = 104135040.
The previous prime is 143455309. The next prime is 143455379. The reversal of 143455345 is 543554341.
It is not a de Polignac number, because 143455345 - 27 = 143455217 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 143455345.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 31237 + ... + 35533.
It is an arithmetic number, because the mean of its divisors is an integer number (11759328).
Almost surely, 2143455345 is an apocalyptic number.
It is an amenable number.
143455345 is a deficient number, since it is larger than the sum of its proper divisors (44693903).
143455345 is a wasteful number, since it uses less digits than its factorization.
143455345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4920.
The product of its digits is 72000, while the sum is 34.
The square root of 143455345 is about 11977.2845419987. The cubic root of 143455345 is about 523.4866106353.
The spelling of 143455345 in words is "one hundred forty-three million, four hundred fifty-five thousand, three hundred forty-five".
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