Base | Representation |
---|---|
bin | 10000010010011010100000 |
3 | 22000220222002 |
4 | 100102122200 |
5 | 2043112403 |
6 | 231303132 |
7 | 51202121 |
oct | 20223240 |
9 | 8026862 |
10 | 4269728 |
11 | 2456a01 |
12 | 151aaa8 |
13 | b66588 |
14 | 7d2048 |
15 | 595188 |
hex | 4126a0 |
4269728 has 48 divisors (see below), whose sum is σ = 8981280. Its totient is φ = 1994496.
The previous prime is 4269721. The next prime is 4269767. The reversal of 4269728 is 8279624.
4269728 is nontrivially palindromic in base 6.
4269728 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a d-powerful number, because it can be written as 46 + 212 + 65 + 95 + 73 + 222 + 82 .
Its product of digits (48384) is a multiple of the sum of its prime factors (189).
It is a junction number, because it is equal to n+sod(n) for n = 4269691 and 4269700.
It is not an unprimeable number, because it can be changed into a prime (4269721) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39851 + ... + 39957.
It is an arithmetic number, because the mean of its divisors is an integer number (187110).
Almost surely, 24269728 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4269728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4490640).
4269728 is an abundant number, since it is smaller than the sum of its proper divisors (4711552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4269728 is a wasteful number, since it uses less digits than its factorization.
4269728 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189 (or 181 counting only the distinct ones).
The product of its digits is 48384, while the sum is 38.
The square root of 4269728 is about 2066.3320159161. The cubic root of 4269728 is about 162.2308348742.
The spelling of 4269728 in words is "four million, two hundred sixty-nine thousand, seven hundred twenty-eight".
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