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12404410131 = 38039514343
BaseRepresentation
bin10111000110101110…
…00100011100010011
31012000111002022202110
423203113010130103
5200401012111011
65410513320403
7616251514011
oct134327043423
935014068673
1012404410131
115295a69a23
1224a2266103
131228b8b569
1485960d8b1
154c9005ba6
hex2e35c4713

12404410131 has 8 divisors (see below), whose sum is σ = 16541303040. Its totient is φ = 8268561992.

The previous prime is 12404410121. The next prime is 12404410141. The reversal of 12404410131 is 13101440421.

12404410131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12404410121) and next prime (12404410141).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12404410131 - 213 = 12404401939 is a prime.

It is a super-2 number, since 2×124044101312 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12404410098 and 12404410107.

It is not an unprimeable number, because it can be changed into a prime (12404410121) 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 7 ways as a sum of consecutive naturals, for example, 233055 + ... + 281288.

It is an arithmetic number, because the mean of its divisors is an integer number (2067662880).

Almost surely, 212404410131 is an apocalyptic number.

12404410131 is a deficient number, since it is larger than the sum of its proper divisors (4136892909).

12404410131 is an equidigital number, since it uses as much as digits as its factorization.

12404410131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522385.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12404410131 its reverse (13101440421), we get a palindrome (25505850552).

The spelling of 12404410131 in words is "twelve billion, four hundred four million, four hundred ten thousand, one hundred thirty-one".

Divisors: 1 3 8039 24117 514343 1543029 4134803377 12404410131