Base | Representation |
---|---|
bin | 100001101001… |
… | …110101101001 |
3 | 121121012200020 |
4 | 201221311221 |
5 | 4224301441 |
6 | 513031053 |
7 | 134662320 |
oct | 41516551 |
9 | 17535606 |
10 | 8822121 |
11 | 4a86210 |
12 | 2b55489 |
13 | 1a9b6b9 |
14 | 12590b7 |
15 | b93e66 |
hex | 869d69 |
8822121 has 32 divisors (see below), whose sum is σ = 14816256. Its totient is φ = 4536000.
The previous prime is 8822111. The next prime is 8822129. The reversal of 8822121 is 1212288.
8822121 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 8822121 - 26 = 8822057 is a prime.
8822121 is a modest number, since divided by 2121 gives 882 as remainder.
It is a junction number, because it is equal to n+sod(n) for n = 8822091 and 8822100.
It is not an unprimeable number, because it can be changed into a prime (8822129) 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, 41706 + ... + 41916.
It is an arithmetic number, because the mean of its divisors is an integer number (463008).
Almost surely, 28822121 is an apocalyptic number.
It is an amenable number.
8822121 is a deficient number, since it is larger than the sum of its proper divisors (5994135).
8822121 is a wasteful number, since it uses less digits than its factorization.
8822121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 413.
The product of its digits is 512, while the sum is 24.
The square root of 8822121 is about 2970.2055484427. The cubic root of 8822121 is about 206.6288712824.
It can be divided in two parts, 882 and 2121, that added together give a palindrome (3003).
The spelling of 8822121 in words is "eight million, eight hundred twenty-two thousand, one hundred twenty-one".
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