Base | Representation |
---|---|
bin | 10001000011110… |
… | …01110110000101 |
3 | 100222021111201111 |
4 | 20201321312011 |
5 | 243113333123 |
6 | 22111125021 |
7 | 3355242643 |
oct | 1041716605 |
9 | 328244644 |
10 | 143105413 |
11 | 73863240 |
12 | 3bb13771 |
13 | 23856979 |
14 | 15012193 |
15 | c86b90d |
hex | 8879d85 |
143105413 has 8 divisors (see below), whose sum is σ = 156934656. Its totient is φ = 129412800.
The previous prime is 143105407. The next prime is 143105423. The reversal of 143105413 is 314501341.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 143105413 - 213 = 143097221 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 (143105423) 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 7 ways as a sum of consecutive naturals, for example, 31956 + ... + 36157.
It is an arithmetic number, because the mean of its divisors is an integer number (19616832).
Almost surely, 2143105413 is an apocalyptic number.
It is an amenable number.
143105413 is a deficient number, since it is larger than the sum of its proper divisors (13829243).
143105413 is a wasteful number, since it uses less digits than its factorization.
143105413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68315.
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 143105413 is about 11962.6674700921. The cubic root of 143105413 is about 523.0606154313.
Adding to 143105413 its reverse (314501341), we get a palindrome (457606754).
The spelling of 143105413 in words is "one hundred forty-three million, one hundred five thousand, four hundred thirteen".
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