1997809920
1,997,809,920 is an even composite number composed of four prime numbers multiplied together.
1997809920 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred fifty-two divisors.
Prime factorization of 1997809920:
28 × 36 × 5 × 2141
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 2141)See below for interesting mathematical facts about the number 1997809920 from the Numbermatics database.
Names of 1997809920
- Cardinal: 1997809920 can be written as One billion, nine hundred ninety-seven million, eight hundred nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.99780992 × 109
Factors of 1997809920
Divisors of 1997809920
- Number of divisors d(n): 252
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 243 256 270 288 320 324 360 384 405 432 480 486 540 576 640 648 720 729 768 810 864 960 972 1080 1152 1215 1280 1296 1440 1458 1620 1728 1920 1944 2141 2160 2304 2430 2592 2880 2916 3240 3456 3645 3840 3888 4282 4320 4860 5184 5760 5832 6423 6480 6912 7290 7776 8564 8640 9720 10368 10705 11520 11664 12846 12960 14580 15552 17128 17280 19269 19440 20736 21410 23328 25692 25920 29160 31104 32115 34256 34560 38538 38880 42820 46656 51384 51840 57807 58320 62208 64230 68512 77076 77760 85640 93312 96345 102768 103680 115614 116640 128460 137024 154152 155520 171280 173421 186624 192690 205536 231228 233280 256920 274048 289035 308304 311040 342560 346842 385380 411072 462456 466560 513840 520263 548096 578070 616608 685120 693684 770760 822144 867105 924912 933120 1027680 1040526 1156140 1233216 1370240 1387368 1541520 1560789 1644288 1734210 1849824 2055360 2081052 2312280 2466432 2601315 2740480 2774736 3083040 3121578 3468420 3699648 4110720 4162104 4624560 4932864 5202630 5549472 6166080 6243156 6936840 7399296 7803945 8221440 8324208 9249120 10405260 11098944 12332160 12486312 13873680 14798592 15607890 16648416 18498240 20810520 22197888 24664320 24972624 27747360 31215780 33296832 36996480 41621040 44395776 49945248 55494720 62431560 66593664 73992960 83242080 99890496 110989440 124863120 133187328 166484160 199780992 221978880 249726240 332968320 399561984 499452480 665936640 998904960 1997809920
- Sum of all divisors σ(n): 7178137596
- Sum of proper divisors (its aliquot sum) s(n): 5180327676
- 1997809920 is an abundant number, because the sum of its proper divisors (5180327676) is greater than itself. Its abundance is 3182517756
Bases of 1997809920
- Binary: 11101110001010000101001000000002
- Hexadecimal: 0x77142900
- Base-36: X1G000
Squares and roots of 1997809920
- 1997809920 squared (19978099202) is 3991244476450406400
- 1997809920 cubed (19978099203) is 7973747808197828293951488000
-
The
square root of 1997809920 is 44696.8670042989 -
The
cube root of 1997809920 is 1259.4609939451
Scales and comparisons
How big is 1997809920?- 1,997,809,920 seconds is equal to 63 years, 27 weeks, 1 day, 19 hours, 12 minutes.
-
To count from 1 to 1,997,809,920 would take you about one hundred twenty-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 1997809920 cubic inches would be around 105 feet tall.
Recreational maths with 1997809920
- 1997809920 backwards is 0299087991
- 1997809920 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1997809920's digits is 54
- More coming soon!
Link to this page
HTML: To link to this page, just copy and paste the link below into your blog, web page or email.
BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:
Cite this page
MLA style:
"Number 1997809920 - Facts about the integer". Numbermatics.com. 2024. Web. 28 April 2024.
APA style:
Numbermatics. (2024). Number 1997809920 - Facts about the integer. Retrieved 28 April 2024, from https://numbermatics.com/n/1997809920/
Chicago style:
Numbermatics. 2024. "Number 1997809920 - Facts about the integer". https://numbermatics.com/n/1997809920/
The information we have on file for 1997809920 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!
Keywords: Divisors of 1997809920, math, Factors of 1997809920, curriculum, school, college, exams, university, Prime factorization of 1997809920, STEM, science, technology, engineering, physics, economics, calculator, one billion, nine hundred ninety-seven million, eight hundred nine thousand, nine hundred twenty.