Base | Representation |
---|---|
bin | 10001010000111011… |
… | …00111000100100000 |
3 | 212220221212002022122 |
4 | 20220131213010200 |
5 | 122440302113230 |
6 | 4131422123412 |
7 | 445455243035 |
oct | 105035470440 |
9 | 25827762278 |
10 | 9268785440 |
11 | 3a26a95762 |
12 | 1968120568 |
13 | b4936c335 |
14 | 63cdc138c |
15 | 393ac1be5 |
hex | 228767120 |
9268785440 has 48 divisors (see below), whose sum is σ = 21972352248. Its totient is φ = 3694841856.
The previous prime is 9268785419. The next prime is 9268785467. The reversal of 9268785440 is 445878629.
It can be written as a sum of positive squares in 4 ways, for example, as 8550331024 + 718454416 = 92468^2 + 26804^2 .
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 7 ways as a sum of consecutive naturals, for example, 51977 + ... + 145736.
Almost surely, 29268785440 is an apocalyptic number.
It is an amenable number.
9268785440 is an abundant number, since it is smaller than the sum of its proper divisors (12703566808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9268785440 is a wasteful number, since it uses less digits than its factorization.
9268785440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 198021 (or 198013 counting only the distinct ones).
The product of its (nonzero) digits is 3870720, while the sum is 53.
The square root of 9268785440 is about 96274.5316270092. The cubic root of 9268785440 is about 2100.5883038063.
The spelling of 9268785440 in words is "nine billion, two hundred sixty-eight million, seven hundred eighty-five thousand, four hundred forty".
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