Base | Representation |
---|---|
bin | 100110110101… |
… | …0110100101110 |
3 | 1102022102100101 |
4 | 1031222310232 |
5 | 20203013434 |
6 | 2004221314 |
7 | 335030020 |
oct | 115526456 |
9 | 42272311 |
10 | 20360494 |
11 | 10547160 |
12 | 699a83a |
13 | 42ab53b |
14 | 29c0010 |
15 | 1bc2b14 |
hex | 136ad2e |
20360494 has 64 divisors (see below), whose sum is σ = 40642560. Its totient is φ = 7418880.
The previous prime is 20360491. The next prime is 20360507. The reversal of 20360494 is 49406302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20360491) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209854 + ... + 209950.
It is an arithmetic number, because the mean of its divisors is an integer number (635040).
Almost surely, 220360494 is an apocalyptic number.
20360494 is a deficient number, since it is larger than the sum of its proper divisors (20282066).
20360494 is a wasteful number, since it uses less digits than its factorization.
20360494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 193.
The product of its (nonzero) digits is 5184, while the sum is 28.
The square root of 20360494 is about 4512.2604091519. The cubic root of 20360494 is about 273.0629453178.
Adding to 20360494 its reverse (49406302), we get a palindrome (69766796).
The spelling of 20360494 in words is "twenty million, three hundred sixty thousand, four hundred ninety-four".
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