Base | Representation |
---|---|
bin | 10000001000111000110101 |
3 | 21221221102221 |
4 | 100020320311 |
5 | 2040340314 |
6 | 230402341 |
7 | 50650300 |
oct | 20107065 |
9 | 7857387 |
10 | 4230709 |
11 | 242a65a |
12 | 15003b1 |
13 | b518a2 |
14 | 7c1b37 |
15 | 588824 |
hex | 408e35 |
4230709 has 6 divisors (see below), whose sum is σ = 4921494. Its totient is φ = 3626280.
The previous prime is 4230683. The next prime is 4230719. The reversal of 4230709 is 9070324.
It can be written as a sum of positive squares in only one way, i.e., 3186225 + 1044484 = 1785^2 + 1022^2 .
It is not a de Polignac number, because 4230709 - 29 = 4230197 is a prime.
It is a Duffinian number.
4230709 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4230719) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43122 + ... + 43219.
It is an arithmetic number, because the mean of its divisors is an integer number (820249).
Almost surely, 24230709 is an apocalyptic number.
4230709 is a gapful number since it is divisible by the number (49) formed by its first and last digit.
It is an amenable number.
4230709 is a deficient number, since it is larger than the sum of its proper divisors (690785).
4230709 is an equidigital number, since it uses as much as digits as its factorization.
4230709 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86355 (or 86348 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 25.
The square root of 4230709 is about 2056.8687366966. The cubic root of 4230709 is about 161.7351385065.
The spelling of 4230709 in words is "four million, two hundred thirty thousand, seven hundred nine".
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