21388424386560
21,388,424,386,560 is an even composite number composed of seven prime numbers multiplied together.
21388424386560 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one thousand, seven hundred twenty-eight divisors.
Prime factorization of 21388424386560:
211 × 3 × 5 × 7 × 11 × 312 × 972
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 11 × 31 × 31 × 97 × 97)See below for interesting mathematical facts about the number 21388424386560 from the Numbermatics database.
Names of 21388424386560
- Cardinal: 21388424386560 can be written as Twenty-one trillion, three hundred eighty-eight billion, four hundred twenty-four million, three hundred eighty-six thousand, five hundred sixty.
Scientific notation
- Scientific notation: 2.138842438656 × 1013
Factors of 21388424386560
Divisors of 21388424386560
- Number of divisors d(n): 1728
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 11 12 14 15 16 20 21 22 24 28 30 31 32 33 35 40 42 44 48 55 56 60 62 64 66 70 77 80 84 88 93 96 97 105 110 112 120 124 128 132 140 154 155 160 165 168 176 186 192 194 210 217 220 224 231 240 248 256 264 280 291 308 310 320 330 336 341 352 372 384 385 388 420 434 440 448 462 465 480 485 496 512 528 560 582 616 620 640 651 660 672 679 682 704 744 768 770 776 840 868 880 896 924 930 960 961 970 992 1023 1024 1056 1067 1085 1120 1155 1164 1232 1240 1280 1302 1320 1344 1358 1364 1408 1455 1488 1536 1540 1552 1680 1705 1736 1760 1792 1848 1860 1920 1922 1940 1984 2037 2046 2048 2112 2134 2170 2240 2310 2328 2387 2464 2480 2560 2604 2640 2688 2716 2728 2816 2883 2910 2976 3007 3072 3080 3104 3201 3255 3360 3395 3410 3472 3520 3584 3696 3720 3840 3844 3880 3968 4074 4092 4224 4268 4340 4480 4620 4656 4774 4805 4928 4960 5115 5120 5208 5280 5335 5376 5432 5456 5632 5766 5820 5952 6014 6144 6160 6208 6402 6510 6720 6727 6790 6820 6944 7040 7161 7168 7392 7440 7469 7680 7688 7760 7936 8148 8184 8448 8536 8680 8960 9021 9240 9312 9409 9548 9610 9856 9920 10185 10230 10240 10416 10560 10571 10670 10752 10864 10912 11264 11532 11640 11904 11935 12028 12320 12416 12804 13020 13440 13454 13580 13640 13888 14080 14322 14336 14415 14784 14880 14938 15035 15360 15376 15520 15872 16005 16296 16368 16896 17072 17360 17920 18042 18480 18624 18818 19096 19220 19712 19840 20181 20370 20460 20832 21049 21120 21142 21340 21504 21728 21824 22407 22528 23064 23280 23808 23870 24056 24640 24832 25608 26040 26880 26908 27160 27280 27776 28160 28227 28644 28830 29568 29760 29876 30070 30720 30752 31040 31713 31744 32010 32592 32736 33077 33635 33792 34144 34720 35805 35840 36084 36960 37248 37345 37636 38192 38440 39424 39680 40362 40740 40920 41664 42098 42240 42284 42680 43008 43456 43648 44814 45105 46128 46560 47045 47616 47740 48112 49280 49664 51216 52080 52855 53760 53816 54320 54560 55552 56320 56454 57288 57660 59136 59520 59752 60140 61504 62080 63147 63426 63488 64020 65184 65472 65863 66154 67270 67584 68288 69440 71610 71680 72168 73920 73997 74496 74690 75272 76384 76880 78848 79360 80724 81480 81840 83328 84196 84480 84568 85360 86912 87296 89628 90210 92256 93120 93217 94090 95232 95480 96224 98560 99231 99328 100905 102432 103499 104160 105245 105710 107520 107632 108640 109120 111104 112035 112640 112908 114576 115320 118272 119040 119504 120280 123008 124160 126294 126852 128040 130368 130944 131726 132308 134540 136576 138880 141135 143220 144336 147840 147994 148992 149380 150544 152768 153760 157696 158565 158720 161448 162960 163680 165385 166656 168392 168960 169136 170720 173824 174592 179256 180420 184512 186240 186434 188180 190464 190960 192448 197120 197589 198462 198656 201810 204864 206998 208320 210490 211420 215040 215264 217280 218240 221991 222208 224070 225816 229152 230640 231539 236544 238080 239008 240560 246016 248320 252588 253704 256080 260736 261888 263452 264616 269080 273152 277760 279651 282270 286440 288672 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7186970560 7349974016 7418808320 7595321160 7840331520 7874972160 7957003120 8101675904 8213680640 8354853276 8624364672 8680367040 8960378880 9187467520 9259058176 9548403744 9856416768 10022691840 10127094880 10443566595 10453775360 10499962880 10780455840 11024961024 11128212480 11139804368 11499152896 11573822720 11935504680 12152513856 12320520960 12544530432 12731204992 13781201280 13888587264 13924755460 14373941120 14699948032 15190642320 15680663040 15749944320 15914006240 16203351808 16427361280 16709706552 17248729344 17360734080 18374935040 18518116352 19096807488 19712833536 20045383680 20254189760 20887133190 20907550720 21560911680 22049922048 22256424960 22279608736 22998305792 23147645440 23871009360 24305027712 24641041920 25462409984 27562402560 27777174528 27849510920 28747882240 30381284640 31361326080 31499888640 31828012480 32406703616 32854722560 33419413104 34497458688 34721468160 36749870080 38193614976 40508379520 41774266380 43121823360 44099844096 44559217472 45996611584 46295290880 47742018720 48610055424 49282083840 50924819968 55124805120 55554349056 55699021840 57495764480 60762569280 62722652160 63656024960 64813407232 66838826208 68994917376 69442936320 73499740160 76387229952 81016759040 83548532760 86243646720 89118434944 92590581760 95484037440 97220110848 98564167680 101849639936 110249610240 111398043680 114991528960 121525138560 127312049920 129626814464 133677652416 137989834752 138885872640 152774459904 162033518080 167097065520 172487293440 178236869888 190968074880 194440221696 203699279872 220499220480 222796087360 229983057920 243050277120 254624099840 267355304832 277771745280 305548919808 324067036160 334194131040 344974586880 356473739776 381936149760 388880443392 445592174720 486100554240 509248199680 534710609664 611097839616 648134072320 668388262080 689949173760 712947479552 763872299520 891184349440 972201108480 1018496399360 1069421219328 1336776524160 1425894959104 1527744599040 1782368698880 1944402216960 2138842438656 2673553048320 3055489198080 3564737397760 4277684877312 5347106096640 7129474795520 10694212193280 21388424386560
- Sum of all divisors σ(n): 89069522330880
- Sum of proper divisors (its aliquot sum) s(n): 67681097944320
- 21388424386560 is an abundant number, because the sum of its proper divisors (67681097944320) is greater than itself. Its abundance is 46292673557760
Bases of 21388424386560
- Binary: 1001101110011111000010111000000011000000000002
- Hexadecimal: 0x1373E1701800
- Base-36: 7KXPFNAIO
Squares and roots of 21388424386560
- 21388424386560 squared (213884243865602) is 457464697739594512308633600
- 21388424386560 cubed (213884243865603) is 9784449097123842575547928975471804416000
-
The
square root of 21388424386560 is 4624762.0897252649 -
The
cube root of 21388424386560 is 27758.3042047811
Scales and comparisons
How big is 21388424386560?- 21,388,424,386,560 seconds is equal to 680,085 years, 38 weeks, 2 days, 4 hours, 16 minutes.
-
To count from 1 to 21,388,424,386,560 would take you about one million, seven hundred thousand, two hundred fourteen 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 21388424386560 cubic inches would be around 2313.2 feet tall.
Recreational maths with 21388424386560
- 21388424386560 backwards is 06568342488312
- 21388424386560 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 21388424386560's digits is 60
- More coming soon!
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"Number 21388424386560 - Facts about the integer". Numbermatics.com. 2024. Web. 4 June 2024.
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Numbermatics. (2024). Number 21388424386560 - Facts about the integer. Retrieved 4 June 2024, from https://numbermatics.com/n/21388424386560/
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The information we have on file for 21388424386560 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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