Base | Representation |
---|---|
bin | 101001101010000001… |
… | …111111101110010100 |
3 | 11021110012201100012120 |
4 | 221222001333232110 |
5 | 1213101004043022 |
6 | 32314212415540 |
7 | 3142262444163 |
oct | 515201775624 |
9 | 137405640176 |
10 | 44728581012 |
11 | 17a73132a35 |
12 | 88036175b0 |
13 | 42aa90c4ab |
14 | 22445b93da |
15 | 126bbc7d5c |
hex | a6a07fb94 |
44728581012 has 24 divisors (see below), whose sum is σ = 107733357312. Its totient is φ = 14428574400.
The previous prime is 44728580929. The next prime is 44728581019. The reversal of 44728581012 is 21018582744.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (44728581019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60118689 + ... + 60119432.
It is an arithmetic number, because the mean of its divisors is an integer number (4488889888).
Almost surely, 244728581012 is an apocalyptic number.
It is an amenable number.
44728581012 is an abundant number, since it is smaller than the sum of its proper divisors (63004776300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
44728581012 is a wasteful number, since it uses less digits than its factorization.
44728581012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120238159 (or 120238157 counting only the distinct ones).
The product of its (nonzero) digits is 143360, while the sum is 42.
The spelling of 44728581012 in words is "forty-four billion, seven hundred twenty-eight million, five hundred eighty-one thousand, twelve".
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