Search a number
-
+
143110313441 = 211678247931
BaseRepresentation
bin1000010101001000001…
…0100001010111100001
3111200101121022011200022
42011102002201113201
54321042220012231
6145424410403225
713224256410344
oct2052202412741
9450347264608
10143110313441
115576904a717
122389b430515
131065908b454
146cd874c45b
153ac8d05c7b
hex21520a15e1

143110313441 has 4 divisors (see below), whose sum is σ = 143788561584. Its totient is φ = 142432065300.

The previous prime is 143110313419. The next prime is 143110313449. The reversal of 143110313441 is 144313011341.

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 143110313441 - 234 = 125930444257 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 143110313441.

It is not an unprimeable number, because it can be changed into a prime (143110313449) 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, 339123755 + ... + 339124176.

It is an arithmetic number, because the mean of its divisors is an integer number (35947140396).

Almost surely, 2143110313441 is an apocalyptic number.

It is an amenable number.

143110313441 is a deficient number, since it is larger than the sum of its proper divisors (678248143).

143110313441 is an equidigital number, since it uses as much as digits as its factorization.

143110313441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678248142.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 143110313441 its reverse (144313011341), we get a palindrome (287423324782).

The spelling of 143110313441 in words is "one hundred forty-three billion, one hundred ten million, three hundred thirteen thousand, four hundred forty-one".

Divisors: 1 211 678247931 143110313441