Base | Representation |
---|---|
bin | 11111100110110… |
… | …111000101111100 |
3 | 1100221211001112200 |
4 | 133212313011330 |
5 | 2041222441303 |
6 | 124341431500 |
7 | 16066212150 |
oct | 3746670574 |
9 | 1327731480 |
10 | 530280828 |
11 | 252369920 |
12 | 12970b590 |
13 | 85b27b4c |
14 | 505d9060 |
15 | 3184a3a3 |
hex | 1f9b717c |
530280828 has 72 divisors (see below), whose sum is σ = 1671196800. Its totient is φ = 137734560.
The previous prime is 530280809. The next prime is 530280841. The reversal of 530280828 is 828082035.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 530280792 and 530280801.
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 92878 + ... + 98421.
Almost surely, 2530280828 is an apocalyptic number.
It is an amenable number.
530280828 is an abundant number, since it is smaller than the sum of its proper divisors (1140915972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530280828 is a wasteful number, since it uses less digits than its factorization.
530280828 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 191327 (or 191322 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 36.
The square root of 530280828 is about 23027.8272531301. The cubic root of 530280828 is about 809.4101421174.
The spelling of 530280828 in words is "five hundred thirty million, two hundred eighty thousand, eight hundred twenty-eight".
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