Base | Representation |
---|---|
bin | 1010011100110… |
… | …0010000111101 |
3 | 10001110201002211 |
4 | 2213030100331 |
5 | 42210001120 |
6 | 4203220421 |
7 | 1041351154 |
oct | 247142075 |
9 | 101421084 |
10 | 43828285 |
11 | 22815926 |
12 | 12817711 |
13 | 91071c7 |
14 | 5b6c59b |
15 | 3cab25a |
hex | 29cc43d |
43828285 has 4 divisors (see below), whose sum is σ = 52593948. Its totient is φ = 35062624.
The previous prime is 43828259. The next prime is 43828289. The reversal of 43828285 is 58282834.
43828285 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 8139609 + 35688676 = 2853^2 + 5974^2 .
It is a cyclic number.
It is not a de Polignac number, because 43828285 - 27 = 43828157 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (43828289) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4382824 + ... + 4382833.
It is an arithmetic number, because the mean of its divisors is an integer number (13148487).
Almost surely, 243828285 is an apocalyptic number.
It is an amenable number.
43828285 is a deficient number, since it is larger than the sum of its proper divisors (8765663).
43828285 is an equidigital number, since it uses as much as digits as its factorization.
43828285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8765662.
The product of its digits is 122880, while the sum is 40.
The square root of 43828285 is about 6620.2934225002. The cubic root of 43828285 is about 352.5749819533.
The spelling of 43828285 in words is "forty-three million, eight hundred twenty-eight thousand, two hundred eighty-five".
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