Base | Representation |
---|---|
bin | 10111110110101011… |
… | …01100100011100000 |
3 | 1020001112001221021111 |
4 | 23323111230203200 |
5 | 202212004001303 |
6 | 5514444033104 |
7 | 632235116326 |
oct | 137325544340 |
9 | 36045057244 |
10 | 12806703328 |
11 | 5482060841 |
12 | 2594b32794 |
13 | 1291323883 |
14 | 896c0dd16 |
15 | 4ee4bdb6d |
hex | 2fb56c8e0 |
12806703328 has 12 divisors (see below), whose sum is σ = 25213197240. Its totient is φ = 6403351648.
The previous prime is 12806703281. The next prime is 12806703341. The reversal of 12806703328 is 82330760821.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200104708 + ... + 200104771.
It is an arithmetic number, because the mean of its divisors is an integer number (2101099770).
Almost surely, 212806703328 is an apocalyptic number.
It is an amenable number.
12806703328 is a deficient number, since it is larger than the sum of its proper divisors (12406493912).
12806703328 is an equidigital number, since it uses as much as digits as its factorization.
12806703328 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 400209489 (or 400209481 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 40.
The spelling of 12806703328 in words is "twelve billion, eight hundred six million, seven hundred three thousand, three hundred twenty-eight".
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