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1312234000012 = 221343957483529
BaseRepresentation
bin10011000110000111001…
…111011100111010001100
311122110002211210001020201
4103012013033130322030
5132444423401000022
62442455412423244
7163543244651035
oct23060717347214
94573084701221
101312234000012
11466573979501
121923a0617b24
139698788bac0
14477262b9a8c
1524202eb9127
hex131873dce8c

1312234000012 has 24 divisors (see below), whose sum is σ = 2478689813600. Its totient is φ = 604266846336.

The previous prime is 1312234000009. The next prime is 1312234000031. The reversal of 1312234000012 is 2100004322131.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28718937 + ... + 28764592.

Almost surely, 21312234000012 is an apocalyptic number.

It is an amenable number.

1312234000012 is a deficient number, since it is larger than the sum of its proper divisors (1166455813588).

1312234000012 is a wasteful number, since it uses less digits than its factorization.

1312234000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57483985 (or 57483983 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1312234000012 its reverse (2100004322131), we get a palindrome (3412238322143).

The spelling of 1312234000012 in words is "one trillion, three hundred twelve billion, two hundred thirty-four million, twelve", and thus it is an aban number.

Divisors: 1 2 4 13 26 52 439 878 1756 5707 11414 22828 57483529 114967058 229934116 747285877 1494571754 2989143508 25235269231 50470538462 100941076924 328058500003 656117000006 1312234000012