Base | Representation |
---|---|
bin | 1100001101011111111100 |
3 | 20000121222022 |
4 | 30031133330 |
5 | 1304413040 |
6 | 152335312 |
7 | 36131264 |
oct | 14153774 |
9 | 6017868 |
10 | 3201020 |
11 | 1896a79 |
12 | 10a4538 |
13 | 880cc4 |
14 | 5d47a4 |
15 | 4336b5 |
hex | 30d7fc |
3201020 has 24 divisors (see below), whose sum is σ = 6955200. Its totient is φ = 1236032.
The previous prime is 3201007. The next prime is 3201043. The reversal of 3201020 is 201023.
It is a junction number, because it is equal to n+sod(n) for n = 3200989 and 3201007.
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, 2180 + ... + 3339.
It is an arithmetic number, because the mean of its divisors is an integer number (289800).
Almost surely, 23201020 is an apocalyptic number.
It is an amenable number.
3201020 is an abundant number, since it is smaller than the sum of its proper divisors (3754180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3201020 is a wasteful number, since it uses less digits than its factorization.
3201020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5557 (or 5555 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 8.
The square root of 3201020 is about 1789.1394579518. The cubic root of 3201020 is about 147.3769154162.
Adding to 3201020 its reverse (201023), we get a palindrome (3402043).
The spelling of 3201020 in words is "three million, two hundred one thousand, twenty".
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