Base | Representation |
---|---|
bin | 100001110110… |
… | …000100100101 |
3 | 121200202102002 |
4 | 201312010211 |
5 | 4232402404 |
6 | 514055045 |
7 | 135261362 |
oct | 41660445 |
9 | 17622362 |
10 | 8872229 |
11 | 500a923 |
12 | 2b7a485 |
13 | 1ab8452 |
14 | 126d469 |
15 | ba3c1e |
hex | 876125 |
8872229 has 4 divisors (see below), whose sum is σ = 8882880. Its totient is φ = 8861580.
The previous prime is 8872223. The next prime is 8872261. The reversal of 8872229 is 9222788.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 8872229 - 220 = 7823653 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 8872192 and 8872201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8872223) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3959 + ... + 5780.
It is an arithmetic number, because the mean of its divisors is an integer number (2220720).
Almost surely, 28872229 is an apocalyptic number.
It is an amenable number.
8872229 is a deficient number, since it is larger than the sum of its proper divisors (10651).
8872229 is an equidigital number, since it uses as much as digits as its factorization.
8872229 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10650.
The product of its digits is 32256, while the sum is 38.
The square root of 8872229 is about 2978.6287113368. The cubic root of 8872229 is about 207.0193374235.
The spelling of 8872229 in words is "eight million, eight hundred seventy-two thousand, two hundred twenty-nine".
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