Base | Representation |
---|---|
bin | 100100101100… |
… | …101000110100 |
3 | 200002202012001 |
4 | 210230220310 |
5 | 4430320040 |
6 | 542105044 |
7 | 144524464 |
oct | 44545064 |
9 | 20082161 |
10 | 9620020 |
11 | 5480733 |
12 | 327b184 |
13 | 1cba927 |
14 | 13c5ba4 |
15 | ca059a |
hex | 92ca34 |
9620020 has 12 divisors (see below), whose sum is σ = 20202084. Its totient is φ = 3848000.
The previous prime is 9619993. The next prime is 9620021. The reversal of 9620020 is 200269.
It can be written as a sum of positive squares in 2 ways, for example, as 5731236 + 3888784 = 2394^2 + 1972^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 9620020.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9620021) 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, 240481 + ... + 240520.
It is an arithmetic number, because the mean of its divisors is an integer number (1683507).
Almost surely, 29620020 is an apocalyptic number.
It is an amenable number.
9620020 is an abundant number, since it is smaller than the sum of its proper divisors (10582064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9620020 is a wasteful number, since it uses less digits than its factorization.
9620020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 481010 (or 481008 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 19.
The square root of 9620020 is about 3101.6157079819. The cubic root of 9620020 is about 212.6793503156.
Adding to 9620020 its reverse (200269), we get a palindrome (9820289).
The spelling of 9620020 in words is "nine million, six hundred twenty thousand, twenty".
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