Base | Representation |
---|---|
bin | 111100001101100… |
… | …1010010001000000 |
3 | 12012210201020100210 |
4 | 1320123022101000 |
5 | 13114204321411 |
6 | 532251514120 |
7 | 101031665526 |
oct | 17033122100 |
9 | 5183636323 |
10 | 2020385856 |
11 | 947500885 |
12 | 484758940 |
13 | 2627642b8 |
14 | 152484316 |
15 | bc58cca6 |
hex | 786ca440 |
2020385856 has 28 divisors (see below), whose sum is σ = 5345604752. Its totient is φ = 673461888.
The previous prime is 2020385837. The next prime is 2020385867. The reversal of 2020385856 is 6585830202.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5261230 + ... + 5261613.
Almost surely, 22020385856 is an apocalyptic number.
It is an amenable number.
2020385856 is an abundant number, since it is smaller than the sum of its proper divisors (3325218896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020385856 is a wasteful number, since it uses less digits than its factorization.
2020385856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10522858 (or 10522848 counting only the distinct ones).
The product of its (nonzero) digits is 115200, while the sum is 39.
The square root of 2020385856 is about 44948.7024951778. The cubic root of 2020385856 is about 1264.1873487188.
The spelling of 2020385856 in words is "two billion, twenty million, three hundred eighty-five thousand, eight hundred fifty-six".
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