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131324514014431 = 298095597566771
BaseRepresentation
bin11101110111000001011111…
…000000100001010011011111
3122012222111112011210200221101
4131313001133000201103133
5114203110101041430211
61143145352054013531
736442611611110033
oct3567013700412337
9565874464720841
10131324514014431
11389314605a1281
121288b6a20472a7
135837b052c98ba
1424601d73461c3
15102b0ba6955c1
hex77705f0214df

131324514014431 has 8 divisors (see below), whose sum is σ = 136020872559600. Its totient is φ = 126639350604480.

The previous prime is 131324514014417. The next prime is 131324514014459. The reversal of 131324514014431 is 134410415423131.

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 131324514014431 - 29 = 131324514013919 is a prime.

It is a super-2 number, since 2×1313245140144312 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131324514014461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2798759925 + ... + 2798806846.

It is an arithmetic number, because the mean of its divisors is an integer number (17002609069950).

Almost surely, 2131324514014431 is an apocalyptic number.

131324514014431 is a deficient number, since it is larger than the sum of its proper divisors (4696358545169).

131324514014431 is an equidigital number, since it uses as much as digits as its factorization.

131324514014431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5597567609.

The product of its (nonzero) digits is 69120, while the sum is 37.

Adding to 131324514014431 its reverse (134410415423131), we get a palindrome (265734929437562).

The spelling of 131324514014431 in words is "one hundred thirty-one trillion, three hundred twenty-four billion, five hundred fourteen million, fourteen thousand, four hundred thirty-one".

Divisors: 1 29 809 23461 5597566771 162329436359 4528431517739 131324514014431