Base | Representation |
---|---|
bin | 101000010011110100… |
… | …011010101010100000 |
3 | 11010201102001121002011 |
4 | 220103310122222200 |
5 | 1202120214241033 |
6 | 31514503202304 |
7 | 3061400315641 |
oct | 502364325240 |
9 | 133642047064 |
10 | 43282180768 |
11 | 173a0732032 |
12 | 847b146394 |
13 | 410a065c68 |
14 | 21484696c8 |
15 | 11d4c19ccd |
hex | a13d1aaa0 |
43282180768 has 48 divisors (see below), whose sum is σ = 88659998280. Its totient is φ = 20773989376.
The previous prime is 43282180757. The next prime is 43282180769. The reversal of 43282180768 is 86708128234.
It can be written as a sum of positive squares in 4 ways, for example, as 41496949264 + 1785231504 = 203708^2 + 42252^2 .
It is not an unprimeable number, because it can be changed into a prime (43282180769) 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, 25746 + ... + 295342.
Almost surely, 243282180768 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 43282180768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44329999140).
43282180768 is an abundant number, since it is smaller than the sum of its proper divisors (45377817512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
43282180768 is a wasteful number, since it uses less digits than its factorization.
43282180768 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 269809 (or 269801 counting only the distinct ones).
The product of its (nonzero) digits is 1032192, while the sum is 49.
The spelling of 43282180768 in words is "forty-three billion, two hundred eighty-two million, one hundred eighty thousand, seven hundred sixty-eight".
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