Base | Representation |
---|---|
bin | 100110100110… |
… | …0010001110110 |
3 | 1102002001201121 |
4 | 1031030101312 |
5 | 20140013012 |
6 | 2001414154 |
7 | 333666166 |
oct | 115142166 |
9 | 42061647 |
10 | 20235382 |
11 | 10471162 |
12 | 693a35a |
13 | 42665cb |
14 | 298a5a6 |
15 | 1b9aa07 |
hex | 134c476 |
20235382 has 4 divisors (see below), whose sum is σ = 30353076. Its totient is φ = 10117690.
The previous prime is 20235373. The next prime is 20235403. The reversal of 20235382 is 28353202.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28353202 = 2 ⋅14176601.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5058844 + ... + 5058847.
It is an arithmetic number, because the mean of its divisors is an integer number (7588269).
Almost surely, 220235382 is an apocalyptic number.
20235382 is a deficient number, since it is larger than the sum of its proper divisors (10117694).
20235382 is a wasteful number, since it uses less digits than its factorization.
20235382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10117693.
The product of its (nonzero) digits is 2880, while the sum is 25.
The square root of 20235382 is about 4498.3754845500. The cubic root of 20235382 is about 272.5024863000.
Adding to 20235382 its reverse (28353202), we get a palindrome (48588584).
The spelling of 20235382 in words is "twenty million, two hundred thirty-five thousand, three hundred eighty-two".
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