Base | Representation |
---|---|
bin | 10000001100111001010 |
3 | 222222020121 |
4 | 2001213022 |
5 | 113442030 |
6 | 15213454 |
7 | 4340533 |
oct | 2014712 |
9 | 888217 |
10 | 530890 |
11 | 332958 |
12 | 21728a |
13 | 157849 |
14 | db68a |
15 | a747a |
hex | 819ca |
530890 has 8 divisors (see below), whose sum is σ = 955620. Its totient is φ = 212352.
The previous prime is 530869. The next prime is 530897. The reversal of 530890 is 98035.
530890 is nontrivially palindromic in base 15.
It can be written as a sum of positive squares in 2 ways, for example, as 474721 + 56169 = 689^2 + 237^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (530897) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26535 + ... + 26554.
2530890 is an apocalyptic number.
530890 is a deficient number, since it is larger than the sum of its proper divisors (424730).
530890 is a wasteful number, since it uses less digits than its factorization.
530890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53096.
The product of its (nonzero) digits is 1080, while the sum is 25.
The square root of 530890 is about 728.6219870413. The cubic root of 530890 is about 80.9719966196.
The spelling of 530890 in words is "five hundred thirty thousand, eight hundred ninety".
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