20823843840
20,823,843,840 is an even composite number composed of five prime numbers multiplied together.
20823843840 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixty-four divisors.
Prime factorization of 20823843840:
210 × 3 × 5 × 79 × 1312
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 79 × 131 × 131)See below for interesting mathematical facts about the number 20823843840 from the Numbermatics database.
Names of 20823843840
- Cardinal: 20823843840 can be written as Twenty billion, eight hundred twenty-three million, eight hundred forty-three thousand, eight hundred forty.
Scientific notation
- Scientific notation: 2.082384384 × 1010
Factors of 20823843840
Divisors of 20823843840
- Number of divisors d(n): 264
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 79 80 96 120 128 131 158 160 192 237 240 256 262 316 320 384 393 395 474 480 512 524 632 640 655 768 786 790 948 960 1024 1048 1185 1264 1280 1310 1536 1572 1580 1896 1920 1965 2096 2370 2528 2560 2620 3072 3144 3160 3792 3840 3930 4192 4740 5056 5120 5240 6288 6320 7584 7680 7860 8384 9480 10112 10349 10480 12576 12640 15168 15360 15720 16768 17161 18960 20224 20698 20960 25152 25280 30336 31047 31440 33536 34322 37920 40448 41396 41920 50304 50560 51483 51745 60672 62094 62880 67072 68644 75840 80896 82792 83840 85805 100608 101120 102966 103490 121344 124188 125760 134144 137288 151680 155235 165584 167680 171610 201216 202240 205932 206980 242688 248376 251520 257415 274576 303360 310470 331168 335360 343220 402432 404480 411864 413960 496752 503040 514830 549152 606720 620940 662336 670720 686440 823728 827920 993504 1006080 1029660 1098304 1213440 1241880 1324672 1355719 1372880 1647456 1655840 1987008 2012160 2059320 2196608 2483760 2649344 2711438 2745760 3294912 3311680 3974016 4067157 4118640 4393216 4967520 5298688 5422876 5491520 6589824 6623360 6778595 7948032 8134314 8237280 8786432 9935040 10597376 10845752 10983040 13179648 13246720 13557190 15896064 16268628 16474560 17572864 19870080 20335785 21691504 21966080 26359296 26493440 27114380 31792128 32537256 32949120 39740160 40671570 43383008 43932160 52718592 52986880 54228760 65074512 65898240 79480320 81343140 86766016 87864320 108457520 130149024 131796480 158960640 162686280 173532032 216915040 260298048 263592960 325372560 347064064 433830080 520596096 650745120 694128128 867660160 1041192192 1301490240 1388256256 1735320320 2082384384 2602980480 3470640640 4164768768 5205960960 6941281280 10411921920 20823843840
- Sum of all divisors σ(n): 67965640320
- Sum of proper divisors (its aliquot sum) s(n): 47141796480
- 20823843840 is an abundant number, because the sum of its proper divisors (47141796480) is greater than itself. Its abundance is 26317952640
Bases of 20823843840
- Binary: 100110110010011001010100100000000002
- Hexadecimal: 0x4D932A400
- Base-36: 9KDZ8QO
Squares and roots of 20823843840
- 20823843840 squared (208238438402) is 433632472272705945600
- 20823843840 cubed (208238438403) is 9029894886559958505413935104000
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The
square root of 20823843840 is 144304.6909840425 -
The
cube root of 20823843840 is 2751.1881957421
Scales and comparisons
How big is 20823843840?- 20,823,843,840 seconds is equal to 662 years, 6 weeks, 6 days, 17 hours, 4 minutes.
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To count from 1 to 20,823,843,840 would take you about one thousand, three hundred twenty-four 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 20823843840 cubic inches would be around 229.3 feet tall.
Recreational maths with 20823843840
- 20823843840 backwards is 04834832802
- The number of decimal digits it has is: 11
- The sum of 20823843840's digits is 42
- More coming soon!
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