Base | Representation |
---|---|
bin | 11111101000111… |
… | …111100011111110 |
3 | 1100222212110022120 |
4 | 133220333203332 |
5 | 2041343333211 |
6 | 124401423410 |
7 | 16104030630 |
oct | 3750774376 |
9 | 1328773276 |
10 | 530839806 |
11 | 252710892 |
12 | 12993ab66 |
13 | 85c923c3 |
14 | 50702a50 |
15 | 3190ad06 |
hex | 1fa3f8fe |
530839806 has 32 divisors (see below), whose sum is σ = 1219719168. Its totient is φ = 150872160.
The previous prime is 530839801. The next prime is 530839823. The reversal of 530839806 is 608938035.
It is a super-4 number, since 4×5308398064 (a number of 36 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (530839801) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25065 + ... + 41108.
It is an arithmetic number, because the mean of its divisors is an integer number (38116224).
Almost surely, 2530839806 is an apocalyptic number.
530839806 is an abundant number, since it is smaller than the sum of its proper divisors (688879362).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530839806 is a wasteful number, since it uses less digits than its factorization.
530839806 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66376.
The product of its (nonzero) digits is 155520, while the sum is 42.
The square root of 530839806 is about 23039.9610676754. The cubic root of 530839806 is about 809.6944465562.
The spelling of 530839806 in words is "five hundred thirty million, eight hundred thirty-nine thousand, eight hundred six".
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