21240304794720
21,240,304,794,720 is an even composite number composed of six prime numbers multiplied together.
21240304794720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 21240304794720:
25 × 34 × 5 × 11 × 331 × 450127
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 11 × 331 × 450127)See below for interesting mathematical facts about the number 21240304794720 from the Numbermatics database.
Names of 21240304794720
- Cardinal: 21240304794720 can be written as Twenty-one trillion, two hundred forty billion, three hundred four million, seven hundred ninety-four thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.124030479472 × 1013
Factors of 21240304794720
Divisors of 21240304794720
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 32 33 36 40 44 45 48 54 55 60 66 72 80 81 88 90 96 99 108 110 120 132 135 144 160 162 165 176 180 198 216 220 240 264 270 288 297 324 330 331 352 360 396 405 432 440 480 495 528 540 594 648 660 662 720 792 810 864 880 891 990 993 1056 1080 1188 1296 1320 1324 1440 1485 1584 1620 1655 1760 1782 1980 1986 2160 2376 2592 2640 2648 2970 2979 3168 3240 3310 3564 3641 3960 3972 4320 4455 4752 4965 5280 5296 5940 5958 6480 6620 7128 7282 7920 7944 8910 8937 9504 9930 10592 10923 11880 11916 12960 13240 14256 14564 14895 15840 15888 17820 17874 18205 19860 21846 23760 23832 26480 26811 28512 29128 29790 31776 32769 35640 35748 36410 39720 43692 44685 47520 47664 52960 53622 54615 58256 59580 65538 71280 71496 72820 79440 87384 89370 95328 98307 107244 109230 116512 119160 131076 134055 142560 142992 145640 158880 163845 174768 178740 196614 214488 218460 238320 262152 268110 285984 291280 294921 327690 349536 357480 393228 428976 436920 450127 476640 491535 524304 536220 582560 589842 655380 714960 786456 857952 873840 900254 983070 1048608 1072440 1179684 1310760 1350381 1429920 1474605 1572912 1747680 1800508 1966140 2144880 2250635 2359368 2621520 2700762 2949210 3145824 3601016 3932280 4051143 4289760 4501270 4718736 4951397 5243040 5401524 5898420 6751905 7202032 7864560 8102286 9002540 9437472 9902794 10803048 11796840 12153429 13503810 14404064 14854191 15729120 16204572 18005080 19805588 20255715 21606096 23593680 24306858 24756985 27007620 29708382 32409144 36010160 36460287 39611176 40511430 43212192 44562573 47187360 48613716 49513970 54015240 59416764 60767145 64818288 72020320 72920574 74270955 79222352 81022860 89125146 97227432 99027940 108030480 118833528 121534290 129636576 133687719 145841148 148541910 148992037 158444704 162045720 178250292 182301435 194454864 198055880 216060960 222812865 237667056 243068580 267375438 291682296 297083820 297984074 324091440 356500584 364602870 388909728 396111760 401063157 445625730 446976111 475334112 486137160 534750876 583364592 594167640 595968148 648182880 668438595 713001168 729205740 744960185 792223520 802126314 891251460 893952222 972274320 1069501752 1166729184 1188335280 1191936296 1336877190 1340928333 1426002336 1458411480 1489920370 1604252628 1638912407 1782502920 1787904444 1944548640 2005315785 2139003504 2234880555 2376670560 2383872592 2673754380 2681856666 2916822960 2979840740 3208505256 3277824814 3565005840 3575808888 4010631570 4022784999 4278007008 4469761110 4767745184 4916737221 5347508760 5363713332 5833645920 5959681480 6417010512 6555649628 6704641665 7130011680 7151617776 8021263140 8045569998 8194562035 8939522220 9833474442 10695017520 10727426664 11919362960 12068354997 12834021024 13111299256 13409283330 14303235552 14750211663 16042526280 16091139996 16389124070 17879044440 19666948884 20113924995 21390035040 21454853328 23838725920 24136709994 24583686105 26222598512 26818566660 29500423326 32085052560 32182279992 32778248140 35758088880 39333897768 40227849990 42909706656 44250634989 48273419988 49167372210 52445197024 53637133320 59000846652 60341774985 64170105120 64364559984 65556496280 71516177760 73751058315 78667795536 80455699980 88501269978 96546839976 98334744420 107274266640 118001693304 120683549970 128729119968 131112992560 132751904967 147502116630 157335591072 160911399960 177002539956 193093679952 196669488840 214548533280 221253174945 236003386608 241367099940 262225985120 265503809934 295004233260 321822799920 354005079912 386187359904 393338977680 442506349890 472006773216 482734199880 531007619868 590008466520 643645599840 663759524835 708010159824 786677955360 885012699780 965468399760 1062015239736 1180016933040 1327519049670 1416020319648 1770025399560 1930936799520 2124030479472 2360033866080 2655038099340 3540050799120 4248060958944 5310076198680 7080101598240 10620152397360 21240304794720
- Sum of all divisors σ(n): 82022410584576
- Sum of proper divisors (its aliquot sum) s(n): 60782105789856
- 21240304794720 is an abundant number, because the sum of its proper divisors (60782105789856) is greater than itself. Its abundance is 39541800995136
Bases of 21240304794720
- Binary: 1001101010001011001001101001001111100011000002
- Hexadecimal: 0x135164D27C60
- Base-36: 7J1NT2E00
Squares and roots of 21240304794720
- 21240304794720 squared (212403047947202) is 451150547772605421339878400
- 21240304794720 cubed (212403047947203) is 9582575142995025347152084986261762048000
-
The
square root of 21240304794720 is 4608720.5160130941 -
The
cube root of 21240304794720 is 27694.0782411001
Scales and comparisons
How big is 21240304794720?- 21,240,304,794,720 seconds is equal to 675,375 years, 51 weeks, 4 days, 1 hour, 12 minutes.
-
To count from 1 to 21,240,304,794,720 would take you about one million, six hundred eighty-eight thousand, four hundred thirty-nine 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 21240304794720 cubic inches would be around 2307.8 feet tall.
Recreational maths with 21240304794720
- 21240304794720 backwards is 02749740304212
- 21240304794720 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 21240304794720's digits is 45
- More coming soon!
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