Base | Representation |
---|---|
bin | 1111001010100101… |
… | …00111111010110000 |
3 | 210000102021220122000 |
4 | 13211102213322300 |
5 | 113133302104411 |
6 | 3423523414000 |
7 | 405522300054 |
oct | 74522477260 |
9 | 23012256560 |
10 | 8141831856 |
11 | 34a8940864 |
12 | 16b2824300 |
13 | 9c9a421b2 |
14 | 573467c64 |
15 | 329bb4956 |
hex | 1e54a7eb0 |
8141831856 has 40 divisors (see below), whose sum is σ = 23370074160. Its totient is φ = 2713943808.
The previous prime is 8141831849. The next prime is 8141831869. The reversal of 8141831856 is 6581381418.
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, 9422985 + ... + 9423848.
It is an arithmetic number, because the mean of its divisors is an integer number (584251854).
Almost surely, 28141831856 is an apocalyptic number.
It is an amenable number.
8141831856 is an abundant number, since it is smaller than the sum of its proper divisors (15228242304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8141831856 is a wasteful number, since it uses less digits than its factorization.
8141831856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18846850 (or 18846838 counting only the distinct ones).
The product of its digits is 184320, while the sum is 45.
The square root of 8141831856 is about 90232.0999201504. The cubic root of 8141831856 is about 2011.7501530930.
The spelling of 8141831856 in words is "eight billion, one hundred forty-one million, eight hundred thirty-one thousand, eight hundred fifty-six".
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