Base | Representation |
---|---|
bin | 10010110101011110… |
… | …000011100011010001 |
3 | 1221012110211012022010 |
4 | 102311132003203101 |
5 | 312404423033040 |
6 | 13142503333133 |
7 | 1314115524462 |
oct | 226536034321 |
9 | 57173735263 |
10 | 20224424145 |
11 | 8639184222 |
12 | 3b051511a9 |
13 | 1ba4033ca3 |
14 | d9c024d69 |
15 | 7d57ebe80 |
hex | 4b57838d1 |
20224424145 has 16 divisors (see below), whose sum is σ = 32488005312. Its totient is φ = 10743384000.
The previous prime is 20224424111. The next prime is 20224424161. The reversal of 20224424145 is 54142442202.
It is not a de Polignac number, because 20224424145 - 26 = 20224424081 is a prime.
It is an unprimeable number.
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 in 15 ways as a sum of consecutive naturals, for example, 2682082 + ... + 2689611.
It is an arithmetic number, because the mean of its divisors is an integer number (2030500332).
Almost surely, 220224424145 is an apocalyptic number.
It is an amenable number.
20224424145 is a deficient number, since it is larger than the sum of its proper divisors (12263581167).
20224424145 is a wasteful number, since it uses less digits than its factorization.
20224424145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5371952.
The product of its (nonzero) digits is 20480, while the sum is 30.
Adding to 20224424145 its reverse (54142442202), we get a palindrome (74366866347).
The spelling of 20224424145 in words is "twenty billion, two hundred twenty-four million, four hundred twenty-four thousand, one hundred forty-five".
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