Base | Representation |
---|---|
bin | 10001000100001… |
… | …11011111111101 |
3 | 100222101100102220 |
4 | 20202013133331 |
5 | 243122130331 |
6 | 22112235553 |
7 | 3355565001 |
oct | 1042073775 |
9 | 328340386 |
10 | 143161341 |
11 | 738a1264 |
12 | 3bb3bbb9 |
13 | 2387626b |
14 | 15028701 |
15 | c87d296 |
hex | 88877fd |
143161341 has 4 divisors (see below), whose sum is σ = 190881792. Its totient is φ = 95440892.
The previous prime is 143161331. The next prime is 143161373.
143161341 is nontrivially palindromic in base 10.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 143161341 - 225 = 109606909 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143161331) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23860221 + ... + 23860226.
It is an arithmetic number, because the mean of its divisors is an integer number (47720448).
Almost surely, 2143161341 is an apocalyptic number.
It is an amenable number.
143161341 is a deficient number, since it is larger than the sum of its proper divisors (47720451).
143161341 is an equidigital number, since it uses as much as digits as its factorization.
143161341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47720450.
The product of its digits is 864, while the sum is 24.
The square root of 143161341 is about 11965.0048474708. The cubic root of 143161341 is about 523.1287468489.
It can be divided in two parts, 14 and 3161341, that added together give a triangular number (3161355 = T2514).
The spelling of 143161341 in words is "one hundred forty-three million, one hundred sixty-one thousand, three hundred forty-one".
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