Base | Representation |
---|---|
bin | 1011101001010011101010… |
… | …1000000000011001110000 |
3 | 1200100002002100211000001222 |
4 | 2322110322220000121300 |
5 | 3134241131423402222 |
6 | 43122112220444212 |
7 | 2461036010240456 |
oct | 272247250003160 |
9 | 50302070730058 |
10 | 12804281075312 |
11 | 40972a0950871 |
12 | 152967b9a9668 |
13 | 71b5915908cc |
14 | 323a327429d6 |
15 | 173106ea9542 |
hex | ba53aa00670 |
12804281075312 has 20 divisors (see below), whose sum is σ = 24966309203496. Its totient is φ = 6361362571200.
The previous prime is 12804281075309. The next prime is 12804281075381. The reversal of 12804281075312 is 21357018240821.
It is a super-2 number, since 2×128042810753122 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2548620314 + ... + 2548625337.
Almost surely, 212804281075312 is an apocalyptic number.
It is an amenable number.
12804281075312 is a deficient number, since it is larger than the sum of its proper divisors (12162028128184).
12804281075312 is a wasteful number, since it uses less digits than its factorization.
12804281075312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5097245816 (or 5097245810 counting only the distinct ones).
The product of its (nonzero) digits is 215040, while the sum is 44.
The spelling of 12804281075312 in words is "twelve trillion, eight hundred four billion, two hundred eighty-one million, seventy-five thousand, three hundred twelve".
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