Base | Representation |
---|---|
bin | 1101100001101… |
… | …0010110010000 |
3 | 10221202020100001 |
4 | 3120122112100 |
5 | 104010343044 |
6 | 5343535344 |
7 | 1256130400 |
oct | 330322620 |
9 | 127666301 |
10 | 56731024 |
11 | 2a028949 |
12 | 16bba554 |
13 | b9a406c |
14 | 776a800 |
15 | 4ea92d4 |
hex | 361a590 |
56731024 has 45 divisors (see below), whose sum is σ = 128338977. Its totient is φ = 24222912.
The previous prime is 56731019. The next prime is 56731033. The reversal of 56731024 is 42013765.
The square root of 56731024 is 7532.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 3732624 + 52998400 = 1932^2 + 7280^2 .
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 56730983 and 56731001.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 210762 + ... + 211030.
Almost surely, 256731024 is an apocalyptic number.
56731024 is the 7532-nd square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 56731024
56731024 is an abundant number, since it is smaller than the sum of its proper divisors (71607953).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56731024 is an equidigital number, since it uses as much as digits as its factorization.
56731024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 560 (or 278 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 28.
The cubic root of 56731024 is about 384.2438049534.
Adding to 56731024 its reverse (42013765), we get a palindrome (98744789).
The spelling of 56731024 in words is "fifty-six million, seven hundred thirty-one thousand, twenty-four".
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