Base | Representation |
---|---|
bin | 10001111010010… |
… | …00001101110001 |
3 | 101110201002111111 |
4 | 20331020031301 |
5 | 301430222121 |
6 | 22524113321 |
7 | 3503015536 |
oct | 1075101561 |
9 | 343632444 |
10 | 150242161 |
11 | 77898183 |
12 | 42395841 |
13 | 251851b4 |
14 | 15d4cd8d |
15 | d2cb2e1 |
hex | 8f48371 |
150242161 has 2 divisors, whose sum is σ = 150242162. Its totient is φ = 150242160.
The previous prime is 150242159. The next prime is 150242189. The reversal of 150242161 is 161242051.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 142062561 + 8179600 = 11919^2 + 2860^2 .
It is a cyclic number.
It is not a de Polignac number, because 150242161 - 21 = 150242159 is a prime.
Together with 150242159, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (150240161) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75121080 + 75121081.
It is an arithmetic number, because the mean of its divisors is an integer number (75121081).
Almost surely, 2150242161 is an apocalyptic number.
It is an amenable number.
150242161 is a deficient number, since it is larger than the sum of its proper divisors (1).
150242161 is an equidigital number, since it uses as much as digits as its factorization.
150242161 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 480, while the sum is 22.
The square root of 150242161 is about 12257.3309084809. The cubic root of 150242161 is about 531.6150580413.
The spelling of 150242161 in words is "one hundred fifty million, two hundred forty-two thousand, one hundred sixty-one".
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