Base | Representation |
---|---|
bin | 10000101001101010… |
… | …11010011001011000 |
3 | 212002000012200002110 |
4 | 20110311122121120 |
5 | 121302001340124 |
6 | 4035020032320 |
7 | 434346221562 |
oct | 102465323130 |
9 | 25060180073 |
10 | 8939480664 |
11 | 3878116154 |
12 | 18959926a0 |
13 | ac6080b3a |
14 | 60b380332 |
15 | 374c25029 |
hex | 214d5a658 |
8939480664 has 32 divisors (see below), whose sum is σ = 23069629440. Its totient is φ = 2883703200.
The previous prime is 8939480663. The next prime is 8939480681. The reversal of 8939480664 is 4660849398.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8939480663) 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, 6006972 + ... + 6008459.
It is an arithmetic number, because the mean of its divisors is an integer number (720925920).
Almost surely, 28939480664 is an apocalyptic number.
It is an amenable number.
8939480664 is an abundant number, since it is smaller than the sum of its proper divisors (14130148776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8939480664 is a wasteful number, since it uses less digits than its factorization.
8939480664 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12015471 (or 12015467 counting only the distinct ones).
The product of its (nonzero) digits is 8957952, while the sum is 57.
The square root of 8939480664 is about 94548.8268779682. The cubic root of 8939480664 is about 2075.4109150110.
The spelling of 8939480664 in words is "eight billion, nine hundred thirty-nine million, four hundred eighty thousand, six hundred sixty-four".
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