989342920
989,342,920 is an even composite number composed of five prime numbers multiplied together.
989342920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 989342920:
23 × 5 × 19 × 313 × 4159
(2 × 2 × 2 × 5 × 19 × 313 × 4159)See below for interesting mathematical facts about the number 989342920 from the Numbermatics database.
Names of 989342920
- Cardinal: 989342920 can be written as Nine hundred eighty-nine million, three hundred forty-two thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 9.8934292 × 108
Factors of 989342920
Divisors of 989342920
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 4 5 8 10 19 20 38 40 76 95 152 190 313 380 626 760 1252 1565 2504 3130 4159 5947 6260 8318 11894 12520 16636 20795 23788 29735 33272 41590 47576 59470 79021 83180 118940 158042 166360 237880 316084 395105 632168 790210 1301767 1580420 2603534 3160840 5207068 6508835 10414136 13017670 24733573 26035340 49467146 52070680 98934292 123667865 197868584 247335730 494671460 989342920
- Sum of all divisors σ(n): 2351232000
- Sum of proper divisors (its aliquot sum) s(n): 1361889080
- 989342920 is an abundant number, because the sum of its proper divisors (1361889080) is greater than itself. Its abundance is 372546160
Bases of 989342920
- Binary: 1110101111100000101100110010002
- Hexadecimal: 0x3AF82CC8
- Base-36: GD11VS
Squares and roots of 989342920
- 989342920 squared (9893429202) is 978799413354126400
- 989342920 cubed (9893429203) is 968368269702058406625088000
-
The
square root of 989342920 is 31453.8220253119 -
The
cube root of 989342920 is 996.4349454899
Scales and comparisons
How big is 989342920?- 989,342,920 seconds is equal to 31 years, 23 weeks, 5 days, 17 hours, 28 minutes, 40 seconds.
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To count from 1 to 989,342,920 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 989342920 cubic inches would be around 83 feet tall.
Recreational maths with 989342920
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