Base | Representation |
---|---|
bin | 111100010001000… |
… | …1010110010101101 |
3 | 12012221011120110221 |
4 | 1320202022302231 |
5 | 13120142114041 |
6 | 532355131341 |
7 | 101053416640 |
oct | 17042126255 |
9 | 5187146427 |
10 | 2022223021 |
11 | 9485460a5 |
12 | 4852a3b51 |
13 | 262c58590 |
14 | 152801a57 |
15 | bc8022d1 |
hex | 7888acad |
2022223021 has 16 divisors (see below), whose sum is σ = 2489947264. Its totient is φ = 1599321024.
The previous prime is 2022223009. The next prime is 2022223037. The reversal of 2022223021 is 1203222202.
It is not a de Polignac number, because 2022223021 - 217 = 2022091949 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2022222986 and 2022223004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2022223001) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405475 + ... + 410431.
It is an arithmetic number, because the mean of its divisors is an integer number (155621704).
Almost surely, 22022223021 is an apocalyptic number.
It is an amenable number.
2022223021 is a deficient number, since it is larger than the sum of its proper divisors (467724243).
2022223021 is a wasteful number, since it uses less digits than its factorization.
2022223021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9460.
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 2022223021 is about 44969.1340921748. The cubic root of 2022223021 is about 1264.5704136883.
Adding to 2022223021 its reverse (1203222202), we get a palindrome (3225445223).
The spelling of 2022223021 in words is "two billion, twenty-two million, two hundred twenty-three thousand, twenty-one".
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