Base | Representation |
---|---|
bin | 100110110000… |
… | …1111011001101 |
3 | 1102020120100102 |
4 | 1031201323031 |
5 | 20200332140 |
6 | 2003340445 |
7 | 334515530 |
oct | 115417315 |
9 | 42216312 |
10 | 20324045 |
11 | 10521835 |
12 | 6981725 |
13 | 4297a81 |
14 | 29b0a17 |
15 | 1bb6e15 |
hex | 1361ecd |
20324045 has 8 divisors (see below), whose sum is σ = 27873024. Its totient is φ = 13936464.
The previous prime is 20324039. The next prime is 20324077. The reversal of 20324045 is 54042302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20324045 - 210 = 20323021 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290309 + ... + 290378.
It is an arithmetic number, because the mean of its divisors is an integer number (3484128).
Almost surely, 220324045 is an apocalyptic number.
It is an amenable number.
20324045 is a deficient number, since it is larger than the sum of its proper divisors (7548979).
20324045 is an equidigital number, since it uses as much as digits as its factorization.
20324045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 580699.
The product of its (nonzero) digits is 960, while the sum is 20.
The square root of 20324045 is about 4508.2197151426. The cubic root of 20324045 is about 272.8999038193.
Adding to 20324045 its reverse (54042302), we get a palindrome (74366347).
The spelling of 20324045 in words is "twenty million, three hundred twenty-four thousand, forty-five".
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