Base | Representation |
---|---|
bin | 11010110101011… |
… | …110001111111001 |
3 | 1011101011210210101 |
4 | 122311132033321 |
5 | 1410224201040 |
6 | 112401515401 |
7 | 14104564516 |
oct | 3265361771 |
9 | 1141153711 |
10 | 450225145 |
11 | 21115a8a7 |
12 | 106942b61 |
13 | 72378316 |
14 | 43b1a30d |
15 | 297d509a |
hex | 1ad5e3f9 |
450225145 has 12 divisors (see below), whose sum is σ = 559547820. Its totient is φ = 347756864.
The previous prime is 450225143. The next prime is 450225151. The reversal of 450225145 is 541522054.
It can be written as a sum of positive squares in 6 ways, for example, as 23348224 + 426876921 = 4832^2 + 20661^2 .
It is not a de Polignac number, because 450225145 - 21 = 450225143 is a prime.
It is not an unprimeable number, because it can be changed into a prime (450225143) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49330 + ... + 57739.
It is an arithmetic number, because the mean of its divisors is an integer number (46628985).
Almost surely, 2450225145 is an apocalyptic number.
It is an amenable number.
450225145 is a deficient number, since it is larger than the sum of its proper divisors (109322675).
450225145 is a wasteful number, since it uses less digits than its factorization.
450225145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 107132 (or 107103 counting only the distinct ones).
The product of its (nonzero) digits is 8000, while the sum is 28.
The square root of 450225145 is about 21218.5094905368. The cubic root of 450225145 is about 766.4372116317.
Adding to 450225145 its reverse (541522054), we get a palindrome (991747199).
The spelling of 450225145 in words is "four hundred fifty million, two hundred twenty-five thousand, one hundred forty-five".
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