Base | Representation |
---|---|
bin | 1011011010001000100101… |
… | …1101001001110111000000 |
3 | 1122102011020210101010112210 |
4 | 2312202021131021313000 |
5 | 3121003303310003342 |
6 | 42402242152222120 |
7 | 2433150236050503 |
oct | 266421135116700 |
9 | 48364223333483 |
10 | 12543610625472 |
11 | 3aa6796206733 |
12 | 14a705199a940 |
13 | 6ccb1b950494 |
14 | 315184b2713a |
15 | 16b44c4ea79c |
hex | b6889749dc0 |
12543610625472 has 28 divisors (see below), whose sum is σ = 33188303113736. Its totient is φ = 4181203541760.
The previous prime is 12543610625471. The next prime is 12543610625501. The reversal of 12543610625472 is 27452601634521.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12543610625471) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32665652479 + ... + 32665652862.
Almost surely, 212543610625472 is an apocalyptic number.
12543610625472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12543610625472 is an abundant number, since it is smaller than the sum of its proper divisors (20644692488264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12543610625472 is an equidigital number, since it uses as much as digits as its factorization.
12543610625472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65331305356 (or 65331305346 counting only the distinct ones).
The product of its (nonzero) digits is 2419200, while the sum is 48.
The spelling of 12543610625472 in words is "twelve trillion, five hundred forty-three billion, six hundred ten million, six hundred twenty-five thousand, four hundred seventy-two".
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