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3111011303213 = 11523154065993
BaseRepresentation
bin101101010001010110101…
…110010011111100101101
3102000102001201121210000202
4231101112232103330231
5401432322343200323
610341102345003245
7440522521523312
oct55212656237455
912012051553022
103111011303213
11a9a41085a970
12422b27483525
131974a06c3a78
14aa80652ad09
1555dd0501d28
hex2d456b93f2d

3111011303213 has 8 divisors (see below), whose sum is σ = 3394479367296. Its totient is φ = 2827651381600.

The previous prime is 3111011303203. The next prime is 3111011303221. The reversal of 3111011303213 is 3123031101113.

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 3111011303213 - 230 = 3109937561389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3111011303203) 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, 26975456 + ... + 27090537.

It is an arithmetic number, because the mean of its divisors is an integer number (424309920912).

Almost surely, 23111011303213 is an apocalyptic number.

It is an amenable number.

3111011303213 is a deficient number, since it is larger than the sum of its proper divisors (283468064083).

3111011303213 is a wasteful number, since it uses less digits than its factorization.

3111011303213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54071235.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 3111011303213 its reverse (3123031101113), we get a palindrome (6234042404326).

The spelling of 3111011303213 in words is "three trillion, one hundred eleven billion, eleven million, three hundred three thousand, two hundred thirteen".

Divisors: 1 11 5231 57541 54065993 594725923 282819209383 3111011303213