Base | Representation |
---|---|
bin | 100110111110… |
… | …0010111000100 |
3 | 1102110001212202 |
4 | 1031330113010 |
5 | 20212313244 |
6 | 2005534032 |
7 | 335446313 |
oct | 115742704 |
9 | 42401782 |
10 | 20432324 |
11 | 10596120 |
12 | 6a14318 |
13 | 4305143 |
14 | 29dc27a |
15 | 1bd904e |
hex | 137c5c4 |
20432324 has 12 divisors (see below), whose sum is σ = 39007248. Its totient is φ = 9287400.
The previous prime is 20432297. The next prime is 20432329. The reversal of 20432324 is 42323402.
It is a junction number, because it is equal to n+sod(n) for n = 20432296 and 20432305.
It is not an unprimeable number, because it can be changed into a prime (20432329) 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 in 3 ways as a sum of consecutive naturals, for example, 232142 + ... + 232229.
It is an arithmetic number, because the mean of its divisors is an integer number (3250604).
Almost surely, 220432324 is an apocalyptic number.
It is an amenable number.
20432324 is a deficient number, since it is larger than the sum of its proper divisors (18574924).
20432324 is a wasteful number, since it uses less digits than its factorization.
20432324 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 464386 (or 464384 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 20.
The square root of 20432324 is about 4520.2128268479. The cubic root of 20432324 is about 273.3836823107.
Adding to 20432324 its reverse (42323402), we get a palindrome (62755726).
The spelling of 20432324 in words is "twenty million, four hundred thirty-two thousand, three hundred twenty-four".
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