Base | Representation |
---|---|
bin | 111110000001110… |
… | …0100000010001110 |
3 | 12101001100102221122 |
4 | 1330003210002032 |
5 | 13230303340224 |
6 | 542305400542 |
7 | 102401555504 |
oct | 17403440216 |
9 | 5331312848 |
10 | 2081308814 |
11 | 978932132 |
12 | 4a1039152 |
13 | 2722753a0 |
14 | 15a5c2674 |
15 | c2ac415e |
hex | 7c0e408e |
2081308814 has 24 divisors (see below), whose sum is σ = 3474109800. Its totient is φ = 929605680.
The previous prime is 2081308813. The next prime is 2081308819. The reversal of 2081308814 is 4188031802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2081308813) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16664 + ... + 66635.
It is an arithmetic number, because the mean of its divisors is an integer number (144754575).
Almost surely, 22081308814 is an apocalyptic number.
2081308814 is a deficient number, since it is larger than the sum of its proper divisors (1392800986).
2081308814 is a wasteful number, since it uses less digits than its factorization.
2081308814 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83376 (or 83345 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 35.
The square root of 2081308814 is about 45621.3635701521. The cubic root of 2081308814 is about 1276.7685443707.
The spelling of 2081308814 in words is "two billion, eighty-one million, three hundred eight thousand, eight hundred fourteen".
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