Base | Representation |
---|---|
bin | 100110001010… |
… | …0010110110100 |
3 | 1101122102111222 |
4 | 1030110112310 |
5 | 20110200244 |
6 | 1552445512 |
7 | 332023322 |
oct | 114242664 |
9 | 41572458 |
10 | 20006324 |
11 | 10325058 |
12 | 6849898 |
13 | 41b6280 |
14 | 292ad12 |
15 | 1b52bee |
hex | 13145b4 |
20006324 has 12 divisors (see below), whose sum is σ = 37704324. Its totient is φ = 9233664.
The previous prime is 20006279. The next prime is 20006339. The reversal of 20006324 is 42360002.
It can be written as a sum of positive squares in 2 ways, for example, as 7118224 + 12888100 = 2668^2 + 3590^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192317 + ... + 192420.
It is an arithmetic number, because the mean of its divisors is an integer number (3142027).
Almost surely, 220006324 is an apocalyptic number.
It is an amenable number.
20006324 is a deficient number, since it is larger than the sum of its proper divisors (17698000).
20006324 is a wasteful number, since it uses less digits than its factorization.
20006324 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 384754 (or 384752 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 20006324 is about 4472.8429438110. The cubic root of 20006324 is about 271.4703686062.
Adding to 20006324 its reverse (42360002), we get a palindrome (62366326).
The spelling of 20006324 in words is "twenty million, six thousand, three hundred twenty-four".
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