Base | Representation |
---|---|
bin | 10000111011001100… |
… | …01100110101000000 |
3 | 212110020211102001212 |
4 | 20131212030311000 |
5 | 122102120102442 |
6 | 4101350545252 |
7 | 441112605200 |
oct | 103546146500 |
9 | 25406742055 |
10 | 9086487872 |
11 | 39430a3910 |
12 | 1917068228 |
13 | b1a672757 |
14 | 622aca400 |
15 | 382ab2a82 |
hex | 21d98cd40 |
9086487872 has 336 divisors, whose sum is σ = 24517624320. Its totient is φ = 3296563200.
The previous prime is 9086487859. The next prime is 9086487877. The reversal of 9086487872 is 2787846809.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9086487877) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31011758 + ... + 31012050.
It is an arithmetic number, because the mean of its divisors is an integer number (72969120).
Almost surely, 29086487872 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 9086487872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12258812160).
9086487872 is an abundant number, since it is smaller than the sum of its proper divisors (15431136448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9086487872 is a wasteful number, since it uses less digits than its factorization.
9086487872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 390 (or 373 counting only the distinct ones).
The product of its (nonzero) digits is 10838016, while the sum is 59.
The square root of 9086487872 is about 95323.0710373937. The cubic root of 9086487872 is about 2086.7256307731.
The spelling of 9086487872 in words is "nine billion, eighty-six million, four hundred eighty-seven thousand, eight hundred seventy-two".
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