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13311123133 = 711172871729
BaseRepresentation
bin11000110010110011…
…11001111010111101
31021100200020010011111
430121121321322331
5204230121420013
610040503322021
7650601452110
oct143131717275
937320203144
1013311123133
115710866910
1226b5a50311
131341995629
14903bd6577
1552d90b73d
hex319679ebd

13311123133 has 8 divisors (see below), whose sum is σ = 16595686080. Its totient is φ = 10372303680.

The previous prime is 13311123121. The next prime is 13311123149. The reversal of 13311123133 is 33132111331.

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 13311123133 - 213 = 13311114941 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 (13311123173) 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, 86435788 + ... + 86435941.

It is an arithmetic number, because the mean of its divisors is an integer number (2074460760).

Almost surely, 213311123133 is an apocalyptic number.

It is an amenable number.

13311123133 is a deficient number, since it is larger than the sum of its proper divisors (3284562947).

13311123133 is a wasteful number, since it uses less digits than its factorization.

13311123133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172871747.

The product of its digits is 486, while the sum is 22.

Adding to 13311123133 its reverse (33132111331), we get a palindrome (46443234464).

The spelling of 13311123133 in words is "thirteen billion, three hundred eleven million, one hundred twenty-three thousand, one hundred thirty-three".

Divisors: 1 7 11 77 172871729 1210102103 1901589019 13311123133