Base | Representation |
---|---|
bin | 100001101000010… |
… | …010111101001010 |
3 | 1110022122220201100 |
4 | 201220102331022 |
5 | 2123414232110 |
6 | 131553002230 |
7 | 16660501401 |
oct | 4150227512 |
9 | 1408586640 |
10 | 564211530 |
11 | 26a534523 |
12 | 138b53376 |
13 | 8cb77c9c |
14 | 54d0c638 |
15 | 347edbc0 |
hex | 21a12f4a |
564211530 has 48 divisors (see below), whose sum is σ = 1517541480. Its totient is φ = 145267584.
The previous prime is 564211493. The next prime is 564211567. The reversal of 564211530 is 35112465.
564211530 is a `hidden beast` number, since 5 + 642 + 1 + 15 + 3 + 0 = 666.
It is an interprime number because it is at equal distance from previous prime (564211493) and next prime (564211567).
It can be written as a sum of positive squares in 4 ways, for example, as 381069441 + 183142089 = 19521^2 + 13533^2 .
It is a junction number, because it is equal to n+sod(n) for n = 564211494 and 564211503.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105477 + ... + 110696.
Almost surely, 2564211530 is an apocalyptic number.
564211530 is an abundant number, since it is smaller than the sum of its proper divisors (953329950).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
564211530 is a wasteful number, since it uses less digits than its factorization.
564211530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 216215 (or 216212 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 27.
The square root of 564211530 is about 23753.1372664749. The cubic root of 564211530 is about 826.3182011705.
Adding to 564211530 its reverse (35112465), we get a palindrome (599323995).
The spelling of 564211530 in words is "five hundred sixty-four million, two hundred eleven thousand, five hundred thirty".
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