Base | Representation |
---|---|
bin | 1110111111010101… |
… | …11010011110101000 |
3 | 202202211212012002101 |
4 | 13133222322132220 |
5 | 112440132123130 |
6 | 3410314343144 |
7 | 403265633125 |
oct | 73752723650 |
9 | 22684765071 |
10 | 8047536040 |
11 | 345a695a35 |
12 | 168712aab4 |
13 | 9b3347b5b |
14 | 564b1d74c |
15 | 32178a1ca |
hex | 1dfaba7a8 |
8047536040 has 32 divisors (see below), whose sum is σ = 18110088360. Its totient is φ = 3218457600.
The previous prime is 8047536023. The next prime is 8047536097. The reversal of 8047536040 is 406357408.
It can be written as a sum of positive squares in 4 ways, for example, as 5834209924 + 2213326116 = 76382^2 + 47046^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279100 + ... + 306580.
Almost surely, 28047536040 is an apocalyptic number.
It is an amenable number.
8047536040 is an abundant number, since it is smaller than the sum of its proper divisors (10062552320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8047536040 is a wasteful number, since it uses less digits than its factorization.
8047536040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34813 (or 34809 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 37.
The square root of 8047536040 is about 89708.0600615129. The cubic root of 8047536040 is about 2003.9535163713.
The spelling of 8047536040 in words is "eight billion, forty-seven million, five hundred thirty-six thousand, forty".
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