1997040
1,997,040 is an even composite number composed of five prime numbers multiplied together.
1997040 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 1997040:
24 × 3 × 5 × 53 × 157
(2 × 2 × 2 × 2 × 3 × 5 × 53 × 157)See below for interesting mathematical facts about the number 1997040 from the Numbermatics database.
Names of 1997040
- Cardinal: 1997040 can be written as One million, nine hundred ninety-seven thousand and forty.
Scientific notation
- Scientific notation: 1.99704 × 106
Factors of 1997040
Divisors of 1997040
- Number of divisors d(n): 80
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 53 60 80 106 120 157 159 212 240 265 314 318 424 471 530 628 636 785 795 848 942 1060 1256 1272 1570 1590 1884 2120 2355 2512 2544 3140 3180 3768 4240 4710 6280 6360 7536 8321 9420 12560 12720 16642 18840 24963 33284 37680 41605 49926 66568 83210 99852 124815 133136 166420 199704 249630 332840 399408 499260 665680 998520 1997040
- Sum of all divisors σ(n): 6347808
- Sum of proper divisors (its aliquot sum) s(n): 4350768
- 1997040 is an abundant number, because the sum of its proper divisors (4350768) is greater than itself. Its abundance is 2353728
Bases of 1997040
- Binary: 1111001111000111100002
- Hexadecimal: 0x1E78F0
- Base-36: 16SXC
Squares and roots of 1997040
- 1997040 squared (19970402) is 3988168761600
- 1997040 cubed (19970403) is 7964532543665664000
-
The
square root of 1997040 is 1413.1666568385 -
The
cube root of 1997040 is 125.9299181955
Scales and comparisons
How big is 1997040?- 1,997,040 seconds is equal to 3 weeks, 2 days, 2 hours, 44 minutes.
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To count from 1 to 1,997,040 would take you about four weeks!
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 1997040 cubic inches would be around 10.5 feet tall.
Recreational maths with 1997040
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The information we have on file for 1997040 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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