Base | Representation |
---|---|
bin | 10000101101111100… |
… | …00000100101000100 |
3 | 212011111120220101221 |
4 | 20112332000211010 |
5 | 121340133214034 |
6 | 4042335330124 |
7 | 435262460200 |
oct | 102676004504 |
9 | 25144526357 |
10 | 8975288644 |
11 | 3896353223 |
12 | 18a5980944 |
13 | b0060a5aa |
14 | 612021b00 |
15 | 377e49bb4 |
hex | 216f80944 |
8975288644 has 81 divisors (see below), whose sum is σ = 18733357629. Its totient is φ = 3751624800.
The previous prime is 8975288617. The next prime is 8975288681. The reversal of 8975288644 is 4468825798.
The square root of 8975288644 is 94738.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 8623351044 + 351937600 = 92862^2 + 18760^2 .
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 26 ways as a sum of consecutive naturals, for example, 88864194 + ... + 88864294.
Almost surely, 28975288644 is an apocalyptic number.
8975288644 is the 94738-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8975288644
8975288644 is an abundant number, since it is smaller than the sum of its proper divisors (9758068985).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8975288644 is a wasteful number, since it uses less digits than its factorization.
8975288644 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 354 (or 177 counting only the distinct ones).
The product of its digits is 30965760, while the sum is 61.
The cubic root of 8975288644 is about 2078.1783116296.
The spelling of 8975288644 in words is "eight billion, nine hundred seventy-five million, two hundred eighty-eight thousand, six hundred forty-four".
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