Base | Representation |
---|---|
bin | 11111100110010… |
… | …001110101001000 |
3 | 1100221112022011210 |
4 | 133212101311020 |
5 | 2041203100300 |
6 | 124334253120 |
7 | 16065005160 |
oct | 3746216510 |
9 | 1327468153 |
10 | 530128200 |
11 | 252275188 |
12 | 1296571a0 |
13 | 85aa3534 |
14 | 505995a0 |
15 | 3181a050 |
hex | 1f991d48 |
530128200 has 192 divisors, whose sum is σ = 1896485760. Its totient is φ = 119992320.
The previous prime is 530128189. The next prime is 530128201. The reversal of 530128200 is 2821035.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (530128201) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 474042 + ... + 475158.
It is an arithmetic number, because the mean of its divisors is an integer number (9877530).
Almost surely, 2530128200 is an apocalyptic number.
530128200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 530128200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (948242880).
530128200 is an abundant number, since it is smaller than the sum of its proper divisors (1366357560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530128200 is a wasteful number, since it uses less digits than its factorization.
530128200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1256 (or 1247 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 530128200 is about 23024.5130241662. The cubic root of 530128200 is about 809.3324785481.
Adding to 530128200 its reverse (2821035), we get a palindrome (532949235).
The spelling of 530128200 in words is "five hundred thirty million, one hundred twenty-eight thousand, two hundred".
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