Base | Representation |
---|---|
bin | 111100001110111… |
… | …0101111110111010 |
3 | 12012212000222011221 |
4 | 1320131311332322 |
5 | 13114344323320 |
6 | 532314542254 |
7 | 101040655240 |
oct | 17035657672 |
9 | 5185028157 |
10 | 2021089210 |
11 | 947941268 |
12 | 484a3798a |
13 | 26294c49a |
14 | 1525c8790 |
15 | bc67b3aa |
hex | 78775fba |
2021089210 has 64 divisors (see below), whose sum is σ = 4238728704. Its totient is φ = 679507200.
The previous prime is 2021089207. The next prime is 2021089211. The reversal of 2021089210 is 129801202.
It is not an unprimeable number, because it can be changed into a prime (2021089211) 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, 2147340 + ... + 2148280.
It is an arithmetic number, because the mean of its divisors is an integer number (66230136).
Almost surely, 22021089210 is an apocalyptic number.
2021089210 is an abundant number, since it is smaller than the sum of its proper divisors (2217639494).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2021089210 is a wasteful number, since it uses less digits than its factorization.
2021089210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1519.
The product of its (nonzero) digits is 576, while the sum is 25.
The square root of 2021089210 is about 44956.5257776888. The cubic root of 2021089210 is about 1264.3340316018.
The spelling of 2021089210 in words is "two billion, twenty-one million, eighty-nine thousand, two hundred ten".
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