Base | Representation |
---|---|
bin | 111110111001010… |
… | …1110101000101101 |
3 | 12110002011222110000 |
4 | 1331302232220231 |
5 | 13310233401341 |
6 | 545230134513 |
7 | 103204350045 |
oct | 17562565055 |
9 | 5402158400 |
10 | 2110450221 |
11 | 993326540 |
12 | 4aa951439 |
13 | 278309619 |
14 | 16040a725 |
15 | c542d8b6 |
hex | 7dcaea2d |
2110450221 has 80 divisors (see below), whose sum is σ = 3543205248. Its totient is φ = 1241049600.
The previous prime is 2110450211. The next prime is 2110450231. The reversal of 2110450221 is 1220540112.
2110450221 is a `hidden beast` number, since 211 + 0 + 450 + 2 + 2 + 1 = 666.
It is an interprime number because it is at equal distance from previous prime (2110450211) and next prime (2110450231).
It is not a de Polignac number, because 2110450221 - 25 = 2110450189 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2110450194 and 2110450203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2110450201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 4617825 + ... + 4618281.
Almost surely, 22110450221 is an apocalyptic number.
It is an amenable number.
2110450221 is a deficient number, since it is larger than the sum of its proper divisors (1432755027).
2110450221 is a wasteful number, since it uses less digits than its factorization.
2110450221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 624 (or 615 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 18.
The square root of 2110450221 is about 45939.6367094909. The cubic root of 2110450221 is about 1282.6998313837.
Adding to 2110450221 its reverse (1220540112), we get a palindrome (3330990333).
The spelling of 2110450221 in words is "two billion, one hundred ten million, four hundred fifty thousand, two hundred twenty-one".
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