Base | Representation |
---|---|
bin | 100000010010100… |
… | …010010101100101 |
3 | 1101202100202001121 |
4 | 200102202111211 |
5 | 2102140331044 |
6 | 125431053541 |
7 | 16265426122 |
oct | 4022422545 |
9 | 1352322047 |
10 | 541730149 |
11 | 258879974 |
12 | 1315112b1 |
13 | 883062ac |
14 | 51d39749 |
15 | 3285c984 |
hex | 204a2565 |
541730149 has 2 divisors, whose sum is σ = 541730150. Its totient is φ = 541730148.
The previous prime is 541730129. The next prime is 541730191. The reversal of 541730149 is 941037145.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 289238049 + 252492100 = 17007^2 + 15890^2 .
It is a cyclic number.
It is not a de Polignac number, because 541730149 - 25 = 541730117 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (541730129) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270865074 + 270865075.
It is an arithmetic number, because the mean of its divisors is an integer number (270865075).
Almost surely, 2541730149 is an apocalyptic number.
It is an amenable number.
541730149 is a deficient number, since it is larger than the sum of its proper divisors (1).
541730149 is an equidigital number, since it uses as much as digits as its factorization.
541730149 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 15120, while the sum is 34.
The square root of 541730149 is about 23275.0971856188. The cubic root of 541730149 is about 815.1940516761.
The spelling of 541730149 in words is "five hundred forty-one million, seven hundred thirty thousand, one hundred forty-nine".
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