Base | Representation |
---|---|
bin | 10110001111111010001 |
3 | 1101001001112 |
4 | 2301333101 |
5 | 141312131 |
6 | 23343105 |
7 | 6124325 |
oct | 2617721 |
9 | 1331045 |
10 | 729041 |
11 | 458815 |
12 | 2b1a95 |
13 | 1c6ab1 |
14 | 14d985 |
15 | e602b |
hex | b1fd1 |
729041 has 2 divisors, whose sum is σ = 729042. Its totient is φ = 729040.
The previous prime is 729037. The next prime is 729059. The reversal of 729041 is 140927.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 483025 + 246016 = 695^2 + 496^2 .
It is a cyclic number.
It is not a de Polignac number, because 729041 - 22 = 729037 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 728998 and 729016.
It is not a weakly prime, because it can be changed into another prime (729941) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364520 + 364521.
It is an arithmetic number, because the mean of its divisors is an integer number (364521).
2729041 is an apocalyptic number.
It is an amenable number.
729041 is a deficient number, since it is larger than the sum of its proper divisors (1).
729041 is an equidigital number, since it uses as much as digits as its factorization.
729041 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 504, while the sum is 23.
The square root of 729041 is about 853.8389777938. The cubic root of 729041 is about 90.0016872112.
Adding to 729041 its reverse (140927), we get a palindrome (869968).
The spelling of 729041 in words is "seven hundred twenty-nine thousand, forty-one".
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