Search a number
-
+
131430142004113 = 138195170269373
BaseRepresentation
bin11101111000100011110110…
…111011010100101110010001
3122020100121011120111112122101
4131320203312323110232101
5114211322412323112423
61143310101304240401
736453341304155521
oct3570436673245621
9566317146445571
10131430142004113
113897223486a317
12128a8060770101
135844a69ab3744
142465377a19681
15102dbeda327ad
hex7788f6ed4b91

131430142004113 has 4 divisors (see below), whose sum is σ = 131525312274868. Its totient is φ = 131334971733360.

The previous prime is 131430142004111. The next prime is 131430142004143. The reversal of 131430142004113 is 311400241034131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 75157594745104 + 56272547259009 = 8669348^2 + 7501503^2 .

It is a cyclic number.

It is not a de Polignac number, because 131430142004113 - 21 = 131430142004111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131430142004111) 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, 47585133306 + ... + 47585136067.

It is an arithmetic number, because the mean of its divisors is an integer number (32881328068717).

Almost surely, 2131430142004113 is an apocalyptic number.

It is an amenable number.

131430142004113 is a deficient number, since it is larger than the sum of its proper divisors (95170270755).

131430142004113 is an equidigital number, since it uses as much as digits as its factorization.

131430142004113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95170270754.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 131430142004113 its reverse (311400241034131), we get a palindrome (442830383038244).

The spelling of 131430142004113 in words is "one hundred thirty-one trillion, four hundred thirty billion, one hundred forty-two million, four thousand, one hundred thirteen".

Divisors: 1 1381 95170269373 131430142004113