1998978000
1,998,978,000 is an even composite number composed of five prime numbers multiplied together.
1998978000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 1998978000:
24 × 3 × 53 × 431 × 773
(2 × 2 × 2 × 2 × 3 × 5 × 5 × 5 × 431 × 773)See below for interesting mathematical facts about the number 1998978000 from the Numbermatics database.
Names of 1998978000
- Cardinal: 1998978000 can be written as One billion, nine hundred ninety-eight million, nine hundred seventy-eight thousand.
Scientific notation
- Scientific notation: 1.998978 × 109
Factors of 1998978000
Divisors of 1998978000
- Number of divisors d(n): 160
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 40 48 50 60 75 80 100 120 125 150 200 240 250 300 375 400 431 500 600 750 773 862 1000 1200 1293 1500 1546 1724 2000 2155 2319 2586 3000 3092 3448 3865 4310 4638 5172 6000 6184 6465 6896 7730 8620 9276 10344 10775 11595 12368 12930 15460 17240 18552 19325 20688 21550 23190 25860 30920 32325 34480 37104 38650 43100 46380 51720 53875 57975 61840 64650 77300 86200 92760 96625 103440 107750 115950 129300 154600 161625 172400 185520 193250 215500 231900 258600 289875 309200 323250 333163 386500 431000 463800 517200 579750 646500 666326 773000 862000 927600 999489 1159500 1293000 1332652 1546000 1665815 1998978 2319000 2586000 2665304 3331630 3997956 4638000 4997445 5330608 6663260 7995912 8329075 9994890 13326520 15991824 16658150 19989780 24987225 26653040 33316300 39979560 41645375 49974450 66632600 79959120 83290750 99948900 124936125 133265200 166581500 199897800 249872250 333163000 399795600 499744500 666326000 999489000 1998978000
- Sum of all divisors σ(n): 6468014592
- Sum of proper divisors (its aliquot sum) s(n): 4469036592
- 1998978000 is an abundant number, because the sum of its proper divisors (4469036592) is greater than itself. Its abundance is 2470058592
Bases of 1998978000
- Binary: 11101110010010111111011110100002
- Hexadecimal: 0x7725FBD0
- Base-36: X251AO
Squares and roots of 1998978000
- 1998978000 squared (19989780002) is 3995913044484000000
- 1998978000 cubed (19989780003) is 7987742265836537352000000000
-
The
square root of 1998978000 is 44709.9317825469 -
The
cube root of 1998978000 is 1259.7064067775
Scales and comparisons
How big is 1998978000?- 1,998,978,000 seconds is equal to 63 years, 29 weeks, 1 day, 7 hours, 40 minutes.
-
To count from 1 to 1,998,978,000 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 1998978000 cubic inches would be around 105 feet tall.
Recreational maths with 1998978000
- 1998978000 backwards is 0008798991
- The number of decimal digits it has is: 10
- The sum of 1998978000's digits is 51
- 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 1998978000 - Facts about the integer". Numbermatics.com. 2024. Web. 28 May 2024.
APA style:
Numbermatics. (2024). Number 1998978000 - Facts about the integer. Retrieved 28 May 2024, from https://numbermatics.com/n/1998978000/
Chicago style:
Numbermatics. 2024. "Number 1998978000 - Facts about the integer". https://numbermatics.com/n/1998978000/
The information we have on file for 1998978000 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 1998978000, math, Factors of 1998978000, curriculum, school, college, exams, university, Prime factorization of 1998978000, STEM, science, technology, engineering, physics, economics, calculator, one billion, nine hundred ninety-eight million, nine hundred seventy-eight thousand.