Base | Representation |
---|---|
bin | 100000111001… |
… | …010001111001 |
3 | 121020002211201 |
4 | 200321101321 |
5 | 4201420400 |
6 | 504454201 |
7 | 133203412 |
oct | 40712171 |
9 | 17202751 |
10 | 8623225 |
11 | 495a836 |
12 | 2a7a361 |
13 | 1a2c000 |
14 | 1206809 |
15 | b5506a |
hex | 839479 |
8623225 has 24 divisors (see below), whose sum is σ = 11657240. Its totient is φ = 6327360.
The previous prime is 8623213. The next prime is 8623247. The reversal of 8623225 is 5223268.
8623225 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 12 ways, for example, as 8602489 + 20736 = 2933^2 + 144^2 .
It is not a de Polignac number, because 8623225 - 25 = 8623193 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 8623193 and 8623202.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54847 + ... + 55003.
Almost surely, 28623225 is an apocalyptic number.
8623225 is the 1570-th nonagonal number.
It is an amenable number.
8623225 is a deficient number, since it is larger than the sum of its proper divisors (3034015).
8623225 is a wasteful number, since it uses less digits than its factorization.
8623225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 206 (or 175 counting only the distinct ones).
The product of its digits is 5760, while the sum is 28.
The square root of 8623225 is about 2936.5328194999. The cubic root of 8623225 is about 205.0642273469.
The spelling of 8623225 in words is "eight million, six hundred twenty-three thousand, two hundred twenty-five".
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