Base | Representation |
---|---|
bin | 10000001100000110001 |
3 | 222221200110 |
4 | 2001200301 |
5 | 113433411 |
6 | 15211533 |
7 | 4336410 |
oct | 2014061 |
9 | 887613 |
10 | 530481 |
11 | 332616 |
12 | 216ba9 |
13 | 1575c3 |
14 | db477 |
15 | a72a6 |
hex | 81831 |
530481 has 8 divisors (see below), whose sum is σ = 808384. Its totient is φ = 303120.
The previous prime is 530447. The next prime is 530501. The reversal of 530481 is 184035.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 530481 - 27 = 530353 is a prime.
It is a super-2 number, since 2×5304812 = 562820182722, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 25261 = 530481 / (5 + 3 + 0 + 4 + 8 + 1).
It is a Duffinian number.
It is a Curzon number.
530481 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (530401) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12610 + ... + 12651.
It is an arithmetic number, because the mean of its divisors is an integer number (101048).
2530481 is an apocalyptic number.
It is an amenable number.
530481 is a deficient number, since it is larger than the sum of its proper divisors (277903).
530481 is a wasteful number, since it uses less digits than its factorization.
530481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25271.
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 530481 is about 728.3412661658. The cubic root of 530481 is about 80.9511975496.
The spelling of 530481 in words is "five hundred thirty thousand, four hundred eighty-one".
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