989128064
989,128,064 is an even composite number composed of four prime numbers multiplied together.
989128064 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 989128064:
27 × 23 × 269 × 1249
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 23 × 269 × 1249)See below for interesting mathematical facts about the number 989128064 from the Numbermatics database.
Names of 989128064
- Cardinal: 989128064 can be written as Nine hundred eighty-nine million, one hundred twenty-eight thousand and sixty-four.
Scientific notation
- Scientific notation: 9.89128064 × 108
Factors of 989128064
Divisors of 989128064
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 4 8 16 23 32 46 64 92 128 184 269 368 538 736 1076 1249 1472 2152 2498 2944 4304 4996 6187 8608 9992 12374 17216 19984 24748 28727 34432 39968 49496 57454 79936 98992 114908 159872 197984 229816 335981 395968 459632 671962 791936 919264 1343924 1838528 2687848 3677056 5375696 7727563 10751392 15455126 21502784 30910252 43005568 61820504 123641008 247282016 494564032 989128064
- Sum of all divisors σ(n): 2065500000
- Sum of proper divisors (its aliquot sum) s(n): 1076371936
- 989128064 is an abundant number, because the sum of its proper divisors (1076371936) is greater than itself. Its abundance is 87243872
Bases of 989128064
- Binary: 1110101111010011100101100000002
- Hexadecimal: 0x3AF4E580
- Base-36: GCWG3K
Squares and roots of 989128064
- 989128064 squared (9891280642) is 978374326992388096
- 989128064 cubed (9891280643) is 967737503925283780133126144
-
The
square root of 989128064 is 31450.4064202675 -
The
cube root of 989128064 is 996.3628082083
Scales and comparisons
How big is 989128064?- 989,128,064 seconds is equal to 31 years, 23 weeks, 3 days, 5 hours, 47 minutes, 44 seconds.
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To count from 1 to 989,128,064 would take you about forty-seven years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 989128064 cubic inches would be around 83 feet tall.
Recreational maths with 989128064
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