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12043102013 = 233931133201
BaseRepresentation
bin10110011011101001…
…10010011100111101
31011002022012222012022
423031310302130331
5144131013231023
65311005245525
7604303451405
oct131564623475
934068188168
1012043102013
115120020878
1224012638a5
13119c076287
1482363b805
154a74367c8
hex2cdd3273d

12043102013 has 8 divisors (see below), whose sum is σ = 12570006336. Its totient is φ = 11516472000.

The previous prime is 12043101953. The next prime is 12043102031. The reversal of 12043102013 is 31020134021.

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 12043102013 - 28 = 12043101757 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12043101982 and 12043102000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12043102033) 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, 23813 + ... + 157013.

It is an arithmetic number, because the mean of its divisors is an integer number (1571250792).

Almost surely, 212043102013 is an apocalyptic number.

It is an amenable number.

12043102013 is a deficient number, since it is larger than the sum of its proper divisors (526904323).

12043102013 is a wasteful number, since it uses less digits than its factorization.

12043102013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137155.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12043102013 its reverse (31020134021), we get a palindrome (43063236034).

The spelling of 12043102013 in words is "twelve billion, forty-three million, one hundred two thousand, thirteen".

Divisors: 1 23 3931 90413 133201 3063623 523613131 12043102013