Base | Representation |
---|---|
bin | 10110101000000100001 |
3 | 1101200000121 |
4 | 2311000201 |
5 | 142211114 |
6 | 23520241 |
7 | 6205354 |
oct | 2650041 |
9 | 1350017 |
10 | 741409 |
11 | 467039 |
12 | 2b9081 |
13 | 1cc606 |
14 | 15429b |
15 | e9a24 |
hex | b5021 |
741409 has 2 divisors, whose sum is σ = 741410. Its totient is φ = 741408.
The previous prime is 741401. The next prime is 741413. The reversal of 741409 is 904147.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 435600 + 305809 = 660^2 + 553^2 .
It is an emirp because it is prime and its reverse (904147) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 741409 - 23 = 741401 is a prime.
It is not a weakly prime, because it can be changed into another prime (741401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370704 + 370705.
It is an arithmetic number, because the mean of its divisors is an integer number (370705).
2741409 is an apocalyptic number.
It is an amenable number.
741409 is a deficient number, since it is larger than the sum of its proper divisors (1).
741409 is an equidigital number, since it uses as much as digits as its factorization.
741409 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1008, while the sum is 25.
The square root of 741409 is about 861.0511018517. The cubic root of 741409 is about 90.5077880623.
The spelling of 741409 in words is "seven hundred forty-one thousand, four hundred nine".
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