Base | Representation |
---|---|
bin | 10001000100110… |
… | …11101110110101 |
3 | 100222112120010020 |
4 | 20202123232311 |
5 | 243132303323 |
6 | 22114115353 |
7 | 3356361420 |
oct | 1042335665 |
9 | 328476106 |
10 | 143244213 |
11 | 73948552 |
12 | 3bb7bb59 |
13 | 238a4bb8 |
14 | 1504a9b7 |
15 | c897ae3 |
hex | 889bbb5 |
143244213 has 32 divisors (see below), whose sum is σ = 223948800. Its totient is φ = 79749696.
The previous prime is 143244169. The next prime is 143244221. The reversal of 143244213 is 312442341.
It is not a de Polignac number, because 143244213 - 212 = 143240117 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143249213) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 198868 + ... + 199586.
It is an arithmetic number, because the mean of its divisors is an integer number (6998400).
Almost surely, 2143244213 is an apocalyptic number.
It is an amenable number.
143244213 is a deficient number, since it is larger than the sum of its proper divisors (80704587).
143244213 is a wasteful number, since it uses less digits than its factorization.
143244213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 961.
The product of its digits is 2304, while the sum is 24.
The square root of 143244213 is about 11968.4674457509. The cubic root of 143244213 is about 523.2296687940.
Adding to 143244213 its reverse (312442341), we get a palindrome (455686554).
The spelling of 143244213 in words is "one hundred forty-three million, two hundred forty-four thousand, two hundred thirteen".
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