Base | Representation |
---|---|
bin | 11001101001111… |
… | …111111100010101 |
3 | 1002222221121222010 |
4 | 121221333330111 |
5 | 1340143041323 |
6 | 110413454433 |
7 | 13444452510 |
oct | 3151777425 |
9 | 1088847863 |
10 | 430440213 |
11 | 200a77115 |
12 | 1001a1419 |
13 | 6b23ba68 |
14 | 41249d77 |
15 | 27bc7c93 |
hex | 19a7ff15 |
430440213 has 16 divisors (see below), whose sum is σ = 656214656. Its totient is φ = 245851200.
The previous prime is 430440173. The next prime is 430440233. The reversal of 430440213 is 312044034.
It is not a de Polignac number, because 430440213 - 228 = 162004757 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 430440213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (430440233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65163 + ... + 71463.
It is an arithmetic number, because the mean of its divisors is an integer number (41013416).
Almost surely, 2430440213 is an apocalyptic number.
It is an amenable number.
430440213 is a deficient number, since it is larger than the sum of its proper divisors (225774443).
430440213 is a wasteful number, since it uses less digits than its factorization.
430440213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9564.
The product of its (nonzero) digits is 1152, while the sum is 21.
The square root of 430440213 is about 20747.0531160452. The cubic root of 430440213 is about 755.0417139942.
Adding to 430440213 its reverse (312044034), we get a palindrome (742484247).
The spelling of 430440213 in words is "four hundred thirty million, four hundred forty thousand, two hundred thirteen".
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