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12033331313 = 191759360053
BaseRepresentation
bin10110011010011111…
…00001000001110001
31011001121211120022112
423031033201001301
5144121013100223
65310020015105
7604124425403
oct131517410161
934047746275
1012033331313
115115557a13
1223b9b31495
13119a034bb3
14822216b73
154a6656778
hex2cd3e1071

12033331313 has 8 divisors (see below), whose sum is σ = 12673900800. Its totient is φ = 11393485488.

The previous prime is 12033331301. The next prime is 12033331319. The reversal of 12033331313 is 31313333021.

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 12033331313 - 230 = 10959589489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12033331319) 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, 146606 + ... + 213447.

It is an arithmetic number, because the mean of its divisors is an integer number (1584237600).

Almost surely, 212033331313 is an apocalyptic number.

It is an amenable number.

12033331313 is a deficient number, since it is larger than the sum of its proper divisors (640569487).

12033331313 is a wasteful number, since it uses less digits than its factorization.

12033331313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361831.

The product of its (nonzero) digits is 1458, while the sum is 23.

Adding to 12033331313 its reverse (31313333021), we get a palindrome (43346664334).

The spelling of 12033331313 in words is "twelve billion, thirty-three million, three hundred thirty-one thousand, three hundred thirteen".

Divisors: 1 19 1759 33421 360053 6841007 633333227 12033331313