Base | Representation |
---|---|
bin | 10001111100111… |
… | …111001100010101 |
3 | 202222202112221002 |
4 | 101330333030111 |
5 | 1104101401044 |
6 | 45515433045 |
7 | 10315105355 |
oct | 2174771425 |
9 | 688675832 |
10 | 301200149 |
11 | 145024148 |
12 | 84a55785 |
13 | 4a52b153 |
14 | 2c006b65 |
15 | 1b69974e |
hex | 11f3f315 |
301200149 has 2 divisors, whose sum is σ = 301200150. Its totient is φ = 301200148.
The previous prime is 301200089. The next prime is 301200181. The reversal of 301200149 is 941002103.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 299463025 + 1737124 = 17305^2 + 1318^2 .
It is a cyclic number.
It is not a de Polignac number, because 301200149 - 224 = 284422933 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 301200149.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (301200199) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150600074 + 150600075.
It is an arithmetic number, because the mean of its divisors is an integer number (150600075).
Almost surely, 2301200149 is an apocalyptic number.
It is an amenable number.
301200149 is a deficient number, since it is larger than the sum of its proper divisors (1).
301200149 is an equidigital number, since it uses as much as digits as its factorization.
301200149 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 216, while the sum is 20.
The square root of 301200149 is about 17355.1188126155. The cubic root of 301200149 is about 670.3244504173.
The spelling of 301200149 in words is "three hundred one million, two hundred thousand, one hundred forty-nine".
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