Search a number
-
+
12311413141 = 17724200773
BaseRepresentation
bin10110111011101000…
…10100000110010101
31011210000002120212111
423131310110012111
5200203210210031
65353352151021
7614042166526
oct133564240625
934700076774
1012311413141
115248520a05
122477098471
13121282a461
1484b12284d
154c0c861b1
hex2ddd14195

12311413141 has 4 divisors (see below), whose sum is σ = 13035613932. Its totient is φ = 11587212352.

The previous prime is 12311413133. The next prime is 12311413183. The reversal of 12311413141 is 14131411321.

12311413141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 5034470116 + 7276943025 = 70954^2 + 85305^2 .

It is a cyclic number.

It is not a de Polignac number, because 12311413141 - 23 = 12311413133 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 (12311416141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362100370 + ... + 362100403.

It is an arithmetic number, because the mean of its divisors is an integer number (3258903483).

Almost surely, 212311413141 is an apocalyptic number.

It is an amenable number.

12311413141 is a deficient number, since it is larger than the sum of its proper divisors (724200791).

12311413141 is an equidigital number, since it uses as much as digits as its factorization.

12311413141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724200790.

The product of its digits is 288, while the sum is 22.

Adding to 12311413141 its reverse (14131411321), we get a palindrome (26442824462).

The spelling of 12311413141 in words is "twelve billion, three hundred eleven million, four hundred thirteen thousand, one hundred forty-one".

Divisors: 1 17 724200773 12311413141