Base | Representation |
---|---|
bin | 1000000000111011011011… |
… | …0110100100100110001001 |
3 | 1011012102102121121020121100 |
4 | 2000032312312210212021 |
5 | 2123334032143324311 |
6 | 30424110425132013 |
7 | 1566435464302644 |
oct | 200166666444611 |
9 | 34172377536540 |
10 | 8812045683081 |
11 | 2898193070a13 |
12 | ba3a0032a009 |
13 | 4bbc8430b854 |
14 | 226710714a5b |
15 | 10434c9eda56 |
hex | 803b6da4989 |
8812045683081 has 27 divisors (see below), whose sum is σ = 12815319087207. Its totient is φ = 5834901290400.
The previous prime is 8812045683071. The next prime is 8812045683143. The reversal of 8812045683081 is 1803865402188.
The square root of 8812045683081 is 2968509.
It is a perfect power (a square), and thus also a powerful number.
8812045683081 is a `hidden beast` number, since 8 + 81 + 2 + 0 + 456 + 8 + 30 + 81 = 666.
It can be written as a sum of positive squares in only one way, i.e., 2986657958025 + 5825387725056 = 1728195^2 + 2413584^2 .
It is not a de Polignac number, because 8812045683081 - 29 = 8812045682569 is a prime.
It is a super-2 number, since 2×88120456830812 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (8812045683061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1344731301 + ... + 1344737853.
Almost surely, 28812045683081 is an apocalyptic number.
8812045683081 is the 2968509-th square number.
8812045683081 is the 1484255-th centered octagonal number.
It is an amenable number.
8812045683081 is a deficient number, since it is larger than the sum of its proper divisors (4003273404126).
8812045683081 is an frugal number, since it uses more digits than its factorization.
8812045683081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13414 (or 6707 counting only the distinct ones).
The product of its (nonzero) digits is 2949120, while the sum is 54.
The spelling of 8812045683081 in words is "eight trillion, eight hundred twelve billion, forty-five million, six hundred eighty-three thousand, eighty-one".
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