Base | Representation |
---|---|
bin | 100111010101… |
… | …0001101000000 |
3 | 1102210121110021 |
4 | 1032222031000 |
5 | 20234320341 |
6 | 2013543224 |
7 | 340160620 |
oct | 116521500 |
9 | 42717407 |
10 | 20620096 |
11 | 10704202 |
12 | 6aa4b14 |
13 | 436c753 |
14 | 2a4a880 |
15 | 1c249d1 |
hex | 13aa340 |
20620096 has 28 divisors (see below), whose sum is σ = 46764448. Its totient is φ = 8836992.
The previous prime is 20620081. The next prime is 20620097. The reversal of 20620096 is 69002602.
It is a tau number, because it is divible by the number of its divisors (28).
It is a self number, because there is not a number n which added to its sum of digits gives 20620096.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20620097) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22566 + ... + 23461.
Almost surely, 220620096 is an apocalyptic number.
It is an amenable number.
20620096 is an abundant number, since it is smaller than the sum of its proper divisors (26144352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20620096 is an equidigital number, since it uses as much as digits as its factorization.
20620096 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46046 (or 46036 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 25.
The square root of 20620096 is about 4540.9355864183. The cubic root of 20620096 is about 274.2185905522.
Adding to 20620096 its reverse (69002602), we get a palindrome (89622698).
It can be divided in two parts, 206 and 20096, that added together give a palindrome (20302).
The spelling of 20620096 in words is "twenty million, six hundred twenty thousand, ninety-six".
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