12978947520
12,978,947,520 is an even composite number composed of six prime numbers multiplied together.
12978947520 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of eight hundred forty divisors.
Prime factorization of 12978947520:
26 × 34 × 5 × 72 × 11 × 929
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 7 × 7 × 11 × 929)See below for interesting mathematical facts about the number 12978947520 from the Numbermatics database.
Names of 12978947520
- Cardinal: 12978947520 can be written as Twelve billion, nine hundred seventy-eight million, nine hundred forty-seven thousand, five hundred twenty.
Scientific notation
- Scientific notation: 1.297894752 × 1010
Factors of 12978947520
Divisors of 12978947520
- Number of divisors d(n): 840
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 18 20 21 22 24 27 28 30 32 33 35 36 40 42 44 45 48 49 54 55 56 60 63 64 66 70 72 77 80 81 84 88 90 96 98 99 105 108 110 112 120 126 132 135 140 144 147 154 160 162 165 168 176 180 189 192 196 198 210 216 220 224 231 240 245 252 264 270 280 288 294 297 308 315 320 324 330 336 352 360 378 385 392 396 405 420 432 440 441 448 462 480 490 495 504 528 539 540 560 567 576 588 594 616 630 648 660 672 693 704 720 735 756 770 784 792 810 840 864 880 882 891 924 929 945 960 980 990 1008 1056 1078 1080 1120 1134 1155 1176 1188 1232 1260 1296 1320 1323 1344 1386 1440 1470 1485 1512 1540 1568 1584 1617 1620 1680 1728 1760 1764 1782 1848 1858 1890 1960 1980 2016 2079 2112 2156 2160 2205 2240 2268 2310 2352 2376 2464 2520 2592 2640 2646 2695 2772 2787 2835 2880 2940 2970 3024 3080 3136 3168 3234 3240 3360 3465 3520 3528 3564 3696 3716 3780 3920 3960 3969 4032 4158 4312 4320 4410 4455 4536 4620 4645 4704 4752 4851 4928 5040 5184 5280 5292 5390 5544 5574 5670 5880 5940 6048 6160 6237 6336 6468 6480 6503 6615 6720 6930 7056 7128 7392 7432 7560 7840 7920 7938 8085 8316 8361 8624 8640 8820 8910 9072 9240 9290 9408 9504 9702 10080 10219 10395 10560 10584 10780 11088 11148 11340 11760 11880 12096 12320 12474 12936 12960 13006 13230 13860 13935 14112 14256 14553 14784 14864 15120 15680 15840 15876 16170 16632 16722 17248 17640 17820 18144 18480 18580 19008 19404 19509 19845 20160 20438 20790 21168 21560 22176 22296 22680 23520 23760 24255 24640 24948 25083 25872 25920 26012 26460 27720 27870 28224 28512 29106 29728 30240 30657 31185 31680 31752 32340 32515 33264 33444 34496 35280 35640 36288 36960 37160 38808 39018 39690 40876 41580 41805 42336 43120 43659 44352 44592 45360 45521 47040 47520 48510 49896 50166 51095 51744 52024 52920 55440 55740 57024 58212 58527 59456 60480 61314 62370 63504 64680 65030 66528 66888 70560 71280 71533 72765 73920 74320 75249 77616 78036 79380 81752 83160 83610 84672 86240 87318 89184 90720 91042 91971 95040 97020 97545 99792 100332 102190 103488 104048 105840 110880 111480 116424 117054 122628 124740 125415 127008 129360 130060 133056 133776 136563 141120 142560 143066 145530 148640 150498 153285 155232 156072 158760 163504 166320 167220 172480 174636 175581 178368 181440 182084 183942 194040 195090 199584 200664 204380 208096 211680 214599 218295 221760 222960 227605 232848 234108 245256 249480 250830 254016 258720 260120 267552 273126 275913 285120 286132 291060 292635 297280 300996 306570 310464 312144 317520 327008 332640 334440 349272 351162 357665 364168 367884 376245 388080 390180 399168 401328 408760 409689 416192 423360 429198 436590 445920 455210 459855 465696 468216 490512 498960 500731 501660 517440 520240 526743 535104 546252 551826 572264 582120 585270 601992 613140 624288 635040 643797 654016 665280 668880 682815 698544 702324 715330 728336 735768 752490 776160 780360 802656 817520 819378 827739 858396 873180 877905 891840 910420 919710 931392 936432 981024 997920 1001462 1003320 1040480 1053486 1072995 1092504 1103652 1144528 1164240 1170540 1203984 1226280 1229067 1248576 1270080 1287594 1337760 1365630 1379565 1397088 1404648 1430660 1456672 1471536 1502193 1504980 1552320 1560720 1605312 1635040 1638756 1655478 1716792 1746360 1755810 1820840 1839420 1872864 1931391 1962048 1995840 2002924 2006640 2048445 2080960 2106972 2145990 2185008 2207304 2289056 2328480 2341080 2407968 2452560 2458134 2503655 2575188 2633715 2675520 2731260 2759130 2794176 2809296 2861320 2913344 2943072 3004386 3009960 3121440 3218985 3270080 3277512 3310956 3433584 3492720 3511620 3641680 3678840 3687201 3745728 3862782 4005848 4013280 4096890 4138695 4213944 4291980 4370016 4414608 4506579 4578112 4656960 4682160 4815936 4905120 4916268 5007310 5150376 5267430 5462520 5518260 5618592 5722640 5794173 5886144 6008772 6019920 6145335 6242880 6437970 6555024 6621912 6867168 6985440 7023240 7283360 7357680 7374402 7510965 7725564 8011696 8026560 8193780 8277390 8427888 8583960 8740032 8829216 9013158 9364320 9656955 9810240 9832536 10014620 10300752 10534860 10925040 11036520 11237184 11445280 11588346 12017544 12039840 12290670 12875940 13110048 13243824 13519737 13734336 13970880 14046480 14566720 14715360 14748804 15021930 15451128 16023392 16387560 16554780 16855776 17167920 17658432 18026316 18436005 18728640 19313910 19665072 20029240 20601504 21069720 21850080 22073040 22532895 22890560 23176692 24035088 24079680 24581340 25751880 26220096 26487648 27039474 28092960 28970865 29430720 29497608 30043860 30902256 32046784 32775120 33109560 33711552 34335840 36052632 36872010 38627820 39330144 40058480 40559211 41203008 42139440 43700160 44146080 45065790 46353384 48070176 49162680 51503760 52975296 54078948 56185920 57941730 58995216 60087720 61804512 65550240 66219120 67598685 68671680 72105264 73744020 77255640 78660288 80116960 81118422 84278880 88292160 90131580 92706768 96140352 98325360 103007520 108157896 115883460 117990432 120175440 123609024 131100480 132438240 135197370 144210528 147488040 154511280 160233920 162236844 168557760 180263160 185413536 196650720 202796055 206015040 216315792 231766920 235980864 240350880 264876480 270394740 288421056 294976080 309022560 324473688 360526320 370827072 393301440 405592110 432631584 463533840 480701760 540789480 589952160 618045120 648947376 721052640 811184220 865263168 927067680 1081578960 1179904320 1297894752 1442105280 1622368440 1854135360 2163157920 2595789504 3244736880 4326315840 6489473760 12978947520
- Sum of all divisors σ(n): 58651536240
- Sum of proper divisors (its aliquot sum) s(n): 45672588720
- 12978947520 is an abundant number, because the sum of its proper divisors (45672588720) is greater than itself. Its abundance is 32693641200
Bases of 12978947520
- Binary: 11000001011001101100000101110000002
- Hexadecimal: 0x3059B05C0
- Base-36: 5YNBW00
Squares and roots of 12978947520
- 12978947520 squared (129789475202) is 168453078726914150400
- 12978947520 cubed (129789475203) is 2186343668379047169586987008000
-
The
square root of 12978947520 is 113925.1838708193 -
The
cube root of 12978947520 is 2350.0647345983
Scales and comparisons
How big is 12978947520?- 12,978,947,520 seconds is equal to 412 years, 35 weeks, 6 days, 7 hours, 12 minutes.
-
To count from 1 to 12,978,947,520 would take you about eight hundred twenty-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 12978947520 cubic inches would be around 195.8 feet tall.
Recreational maths with 12978947520
- 12978947520 backwards is 02574987921
- 12978947520 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12978947520's digits is 54
- More coming soon!
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