20728993791134720
20,728,993,791,134,720 is an even composite number composed of seven prime numbers multiplied together.
20728993791134720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two thousand, three hundred seventy-six divisors.
Prime factorization of 20728993791134720:
210 × 5 × 7 × 132 × 412 × 73 × 1672
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 13 × 13 × 41 × 41 × 73 × 167 × 167)See below for interesting mathematical facts about the number 20728993791134720 from the Numbermatics database.
Names of 20728993791134720
- Cardinal: 20728993791134720 can be written as Twenty quadrillion, seven hundred twenty-eight trillion, nine hundred ninety-three billion, seven hundred ninety-one million, one hundred thirty-four thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.072899379113472 × 1016
Factors of 20728993791134720
Divisors of 20728993791134720
- Number of divisors d(n): 2376
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Complete list of divisors:
1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 41 52 56 64 65 70 73 80 82 91 104 112 128 130 140 146 160 164 167 169 182 205 208 224 256 260 280 287 292 320 328 334 338 364 365 410 416 448 455 511 512 520 533 560 574 584 640 656 668 676 728 730 820 832 835 845 896 910 949 1022 1024 1040 1066 1120 1148 1168 1169 1183 1280 1312 1336 1352 1435 1456 1460 1640 1664 1670 1681 1690 1792 1820 1898 2044 2080 2132 2171 2240 2296 2336 2338 2366 2555 2560 2624 2665 2672 2704 2870 2912 2920 2993 3280 3328 3340 3362 3380 3584 3640 3731 3796 4088 4160 4264 4342 4480 4592 4672 4676 4732 4745 5110 5120 5248 5330 5344 5408 5740 5824 5840 5845 5915 5986 6560 6643 6656 6680 6724 6760 6847 6929 7168 7280 7462 7592 8176 8320 8405 8528 8684 8960 9184 9344 9352 9464 9490 10220 10496 10660 10688 10816 10855 11480 11648 11680 11690 11767 11830 11972 12191 12337 13120 13286 13312 13360 13448 13520 13694 13858 14560 14924 14965 15184 15197 16352 16640 16810 17056 17368 17920 18368 18655 18688 18704 18928 18980 20440 20951 20992 21320 21376 21632 21710 21853 22960 23296 23360 23380 23534 23660 23944 24382 24674 26240 26572 26720 26896 27040 27388 27716 27889 28223 29120 29848 29930 30368 30394 32704 33215 33280 33620 34112 34235 34645 34736 35840 36736 37310 37376 37408 37856 37960 38909 40880 41902 41984 42640 42752 43264 43420 43706 45920 46592 46720 46760 47068 47320 47888 47929 48503 48764 49348 52480 53144 53440 53792 54080 54776 55432 55778 56446 58240 58835 59696 59860 60736 60788 60955 61685 65408 66430 66560 67240 68224 68470 69290 69472 73472 74620 74752 74816 75712 75920 75985 77818 81760 83804 85280 85337 85504 86359 86528 86840 87412 89011 91840 93184 93440 93520 94136 94640 95776 95858 97006 97528 98696 104755 104960 106288 106880 107584 108160 109265 109552 110864 111556 112892 116480 117670 119392 119720 121472 121576 121910 122713 123370 130816 132860 134480 136448 136940 138580 138944 139445 141115 146944 149240 149632 151424 151840 151970 152971 155636 158483 163520 167608 170560 170674 171008 172718 173056 173680 174824 178022 183680 186880 187040 188272 189280 191552 191716 194012 194545 195056 195223 197392 197561 209510 209920 212576 213760 215168 216320 218530 219104 221728 223112 225784 232960 235340 238784 239440 239645 242515 242944 243152 243820 245426 246740 261632 265720 268960 272363 272896 273880 277160 277888 278890 280727 282230 284089 293888 298480 299264 302848 303680 303940 305942 311272 316966 327040 335216 341120 341348 345436 347360 349648 356044 362557 367360 373760 374080 376544 378560 383104 383432 388024 389090 390112 390446 394784 395122 419020 425152 426685 427520 430336 431795 432640 437060 438208 443456 445055 446224 451568 465920 470680 477568 478880 479290 485030 485888 486304 487640 490852 493480 499831 505817 523264 531440 537920 544726 545792 547760 554320 555776 557780 561454 564460 568178 596960 598528 605696 607360 607880 611884 613565 622544 623077 633932 654080 670432 682240 682696 690872 694720 699296 712088 725114 734720 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4774065820160 4861396292480 4982931199792 5070693197440 5460746520320 5555881477120 5694778514048 5783759428330 6132838399744 6165673346560 6206285566208 6228663999740 6319815180224 6925824855040 7098970476416 7118473142560 7222645920256 7666047999680 7757856957760 7778234067968 7899768975280 8097263199662 8113109115904 8761197713920 8866122237440 8873713095520 9028307400320 9254015085328 9548131640320 9722792584960 9965862399584 10141386394880 10921493040640 11389557028096 11567518856660 12265676799488 12331346693120 12412571132416 12457327999480 12639630360448 14197940952832 14236946285120 14445291840512 15332095999360 15515713915520 15799537950560 16194526399324 17522395427840 17732244474880 17747426191040 18056614800640 18508030170656 19445585169920 19931724799168 20243157999155 20282772789760 21842986081280 22779114056192 23135037713320 24531353598976 24825142264832 24914655998960 25279260720896 28395881905664 28473892570240 30664191998720 31031427831040 31599075901120 32389052798648 35494852382080 36113229601280 37016060341312 38891170339840 39863449598336 40486315998310 40565545579520 45558228112384 46270075426640 49829311997920 50558521441792 56791763811328 56947785140480 61328383997440 62062855662080 63198151802240 64778105597296 70989704764160 72226459202560 74032120682624 79726899196672 80972631996620 92540150853280 99658623995840 101117042883584 113895570280960 122656767994880 124125711324160 126396303604480 129556211194592 141979409528320 148064241365248 159453798393344 161945263993240 185080301706560 199317247991680 227791140561920 252792607208960 259112422389184 283958819056640 296128482730496 318907596786688 323890527986480 370160603413120 398634495983360 505585214417920 518224844778368 592256965460992 647781055972960 740321206826240 797268991966720 1036449689556736 1295562111945920 1480642413652480 1594537983933440 2072899379113472 2591124223891840 2961284827304960 4145798758226944 5182248447783680 10364496895567360 20728993791134720
- Sum of all divisors σ(n): 64323312150144672
- Sum of proper divisors (its aliquot sum) s(n): 43594318359009952
- 20728993791134720 is an abundant number, because the sum of its proper divisors (43594318359009952) is greater than itself. Its abundance is 22865324567875232
Bases of 20728993791134720
- Binary: 10010011010010011101000111101110111100011001100000000002
- Hexadecimal: 0x49A4E8F778CC00
- Base-36: 5O3TCA8HCZK
Squares and roots of 20728993791134720
- 20728993791134720 squared (207289937911347202) is 429691183592901771768065189478400
- 20728993791134720 cubed (207289937911347203) is 8907065876802589894906758131473585870940930048000
-
The
square root of 20728993791134720 is 143975670.8306466617 -
The
cube root of 20728993791134720 is 274700.4729561919
Scales and comparisons
How big is 20728993791134720?- 20,728,993,791,134,720 seconds is equal to 659,117,883 years, 29 weeks, 4 days, 14 hours, 45 minutes, 20 seconds.
-
To count from 1 to 20,728,993,791,134,720 would take you about one billion, nine hundred seventy-seven million, three hundred fifty-three thousand, six hundred fifty 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 20728993791134720 cubic inches would be around 22891.7 feet tall.
Recreational maths with 20728993791134720
- 20728993791134720 backwards is 02743119739982702
- The number of decimal digits it has is: 17
- The sum of 20728993791134720's digits is 74
- More coming soon!
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"Number 20728993791134720 - Facts about the integer". Numbermatics.com. 2024. Web. 24 September 2024.
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Numbermatics. (2024). Number 20728993791134720 - Facts about the integer. Retrieved 24 September 2024, from https://numbermatics.com/n/20728993791134720/
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The information we have on file for 20728993791134720 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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