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13331231119 = 79388143481
BaseRepresentation
bin11000110101001101…
…00111000110001111
31021102002001201010201
430122212213012033
5204300243343434
610042502314331
7651234411013
oct143246470617
937362051121
1013331231119
115721150288
1227007289a7
131345bb5c4b
1490674c543
1553057e614
hex31a9a718f

13331231119 has 8 divisors (see below), whose sum is σ = 13503769920. Its totient is φ = 13158787200.

The previous prime is 13331231093. The next prime is 13331231129. The reversal of 13331231119 is 91113213331.

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 13331231119 - 215 = 13331198351 is a prime.

It is a super-2 number, since 2×133312311192 (a number of 21 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 (13331231129) 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, 284859 + ... + 328339.

It is an arithmetic number, because the mean of its divisors is an integer number (1687971240).

Almost surely, 213331231119 is an apocalyptic number.

13331231119 is a deficient number, since it is larger than the sum of its proper divisors (172538801).

13331231119 is an equidigital number, since it uses as much as digits as its factorization.

13331231119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47441.

The product of its digits is 1458, while the sum is 28.

The spelling of 13331231119 in words is "thirteen billion, three hundred thirty-one million, two hundred thirty-one thousand, one hundred nineteen".

Divisors: 1 79 3881 43481 306599 3434999 168749761 13331231119