21310838520
21,310,838,520 is an even composite number composed of six prime numbers multiplied together.
21310838520 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 21310838520:
23 × 3 × 5 × 19 × 109 × 85751
(2 × 2 × 2 × 3 × 5 × 19 × 109 × 85751)See below for interesting mathematical facts about the number 21310838520 from the Numbermatics database.
Names of 21310838520
- Cardinal: 21310838520 can be written as Twenty-one billion, three hundred ten million, eight hundred thirty-eight thousand, five hundred twenty.
Scientific notation
- Scientific notation: 2.131083852 × 1010
Factors of 21310838520
Divisors of 21310838520
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 19 20 24 30 38 40 57 60 76 95 109 114 120 152 190 218 228 285 327 380 436 456 545 570 654 760 872 1090 1140 1308 1635 2071 2180 2280 2616 3270 4142 4360 6213 6540 8284 10355 12426 13080 16568 20710 24852 31065 41420 49704 62130 82840 85751 124260 171502 248520 257253 343004 428755 514506 686008 857510 1029012 1286265 1629269 1715020 2058024 2572530 3258538 3430040 4887807 5145060 6517076 8146345 9346859 9775614 10290120 13034152 16292690 18693718 19551228 24439035 28040577 32585380 37387436 39102456 46734295 48878070 56081154 65170760 74774872 93468590 97756140 112162308 140202885 177590321 186937180 195512280 224324616 280405770 355180642 373874360 532770963 560811540 710361284 887951605 1065541926 1121623080 1420722568 1775903210 2131083852 2663854815 3551806420 4262167704 5327709630 7103612840 10655419260 21310838520
- Sum of all divisors σ(n): 67915584000
- Sum of proper divisors (its aliquot sum) s(n): 46604745480
- 21310838520 is an abundant number, because the sum of its proper divisors (46604745480) is greater than itself. Its abundance is 25293906960
Bases of 21310838520
- Binary: 100111101100011100110010110111110002
- Hexadecimal: 0x4F63996F8
- Base-36: 9SFX88O
Squares and roots of 21310838520
- 21310838520 squared (213108385202) is 454151838425515790400
- 21310838520 cubed (213108385203) is 9678356492247298056924566208000
-
The
square root of 21310838520 is 145982.3226284609 -
The
cube root of 21310838520 is 2772.4699400451
Scales and comparisons
How big is 21310838520?- 21,310,838,520 seconds is equal to 677 years, 32 weeks, 1 day, 5 hours, 22 minutes.
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To count from 1 to 21,310,838,520 would take you about one thousand, three hundred fifty-five 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 21310838520 cubic inches would be around 231 feet tall.
Recreational maths with 21310838520
- 21310838520 backwards is 02583801312
- The number of decimal digits it has is: 11
- The sum of 21310838520's digits is 33
- More coming soon!
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The information we have on file for 21310838520 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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