Base | Representation |
---|---|
bin | 1111010101111001110001 |
3 | 21120022222021 |
4 | 33111321301 |
5 | 2012144443 |
6 | 222111441 |
7 | 46120402 |
oct | 17257161 |
9 | 7508867 |
10 | 4021873 |
11 | 22a7769 |
12 | 141b581 |
13 | aaa80b |
14 | 7699a9 |
15 | 5469ed |
hex | 3d5e71 |
4021873 has 2 divisors, whose sum is σ = 4021874. Its totient is φ = 4021872.
The previous prime is 4021867. The next prime is 4021879. The reversal of 4021873 is 3781204.
It is a balanced prime because it is at equal distance from previous prime (4021867) and next prime (4021879).
It can be written as a sum of positive squares in only one way, i.e., 2729104 + 1292769 = 1652^2 + 1137^2 .
It is a cyclic number.
It is not a de Polignac number, because 4021873 - 221 = 1924721 is a prime.
It is not a weakly prime, because it can be changed into another prime (4021879) by changing a digit.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010936 + 2010937.
It is an arithmetic number, because the mean of its divisors is an integer number (2010937).
Almost surely, 24021873 is an apocalyptic number.
It is an amenable number.
4021873 is a deficient number, since it is larger than the sum of its proper divisors (1).
4021873 is an equidigital number, since it uses as much as digits as its factorization.
4021873 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1344, while the sum is 25.
The square root of 4021873 is about 2005.4607949297. The cubic root of 4021873 is about 159.0289229190.
The spelling of 4021873 in words is "four million, twenty-one thousand, eight hundred seventy-three".
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