Base | Representation |
---|---|
bin | 10100110100110110001 |
3 | 1021200002201 |
4 | 2212212301 |
5 | 133314132 |
6 | 22343201 |
7 | 5541361 |
oct | 2464661 |
9 | 1250081 |
10 | 682417 |
11 | 42678a |
12 | 28ab01 |
13 | 1ab7c8 |
14 | 13a9a1 |
15 | d72e7 |
hex | a69b1 |
682417 has 2 divisors, whose sum is σ = 682418. Its totient is φ = 682416.
The previous prime is 682411. The next prime is 682421. The reversal of 682417 is 714286.
682417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 553536 + 128881 = 744^2 + 359^2 .
It is a cyclic number.
It is not a de Polignac number, because 682417 - 27 = 682289 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (682411) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341208 + 341209.
It is an arithmetic number, because the mean of its divisors is an integer number (341209).
2682417 is an apocalyptic number.
It is an amenable number.
682417 is a deficient number, since it is larger than the sum of its proper divisors (1).
682417 is an equidigital number, since it uses as much as digits as its factorization.
682417 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2688, while the sum is 28.
The square root of 682417 is about 826.0853466804. The cubic root of 682417 is about 88.0406578652.
It can be divided in two parts, 68 and 2417, that added together give a triangular number (2485 = T70).
The spelling of 682417 in words is "six hundred eighty-two thousand, four hundred seventeen".
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