Base | Representation |
---|---|
bin | 10110111000000010… |
… | …10010100101011110 |
3 | 1011200220100200001122 |
4 | 23130001102211132 |
5 | 200123000313012 |
6 | 5350354010542 |
7 | 613224663566 |
oct | 133401224536 |
9 | 34626320048 |
10 | 12281260382 |
11 | 52324a6776 |
12 | 2468b76a52 |
13 | 1209500aa1 |
14 | 847113da6 |
15 | 4bd2cbe72 |
hex | 2dc05295e |
12281260382 has 32 divisors (see below), whose sum is σ = 18914964480. Its totient is φ = 5978269440.
The previous prime is 12281260351. The next prime is 12281260391. The reversal of 12281260382 is 28306218221.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9296282 + ... + 9297602.
It is an arithmetic number, because the mean of its divisors is an integer number (591092640).
Almost surely, 212281260382 is an apocalyptic number.
12281260382 is a deficient number, since it is larger than the sum of its proper divisors (6633704098).
12281260382 is a wasteful number, since it uses less digits than its factorization.
12281260382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1988.
The product of its (nonzero) digits is 18432, while the sum is 35.
The spelling of 12281260382 in words is "twelve billion, two hundred eighty-one million, two hundred sixty thousand, three hundred eighty-two".
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