18979384208928

Names of 18979384208928

• Cardinal: 18979384208928 can be written as Eighteen trillion, nine hundred seventy-nine billion, three hundred eighty-four million, two hundred eight thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8979384208928 × 10¹³

Factors of 18979384208928

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5833

Divisors of 18979384208928

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 31 32 33 39 44 48 52 61 62 66 78 88 93 96 104 122 124 131 132 143 156 176 183 186 208 244 248 262 264 286 312 341 352 366 372 393 403 416 429 488 496 524 528 572 624 671 682 732 744 786 793 806 858 976 992 1023 1048 1056 1144 1209 1248 1342 1364 1441 1464 1488 1572 1586 1612 1703 1716 1891 1952 2013 2046 2096 2288 2379 2418 2684 2728 2882 2928 2976 3144 3172 3224 3406 3432 3782 4026 4061 4092 4192 4323 4433 4576 4758 4836 5109 5368 5456 5581 5673 5764 5856 6288 6344 6448 6812 6864 7564 7991 8052 8122 8184 8646 8723 8866 9516 9672 10218 10736 10912 11162 11346 11528 12183 12576 12688 12896 13299 13624 13728 15128 15982 16104 16244 16368 16743 17292 17446 17732 18733 19032 19344 20436 20801 21472 22324 22692 23056 23973 24366 24583 25376 26169 26598 27248 30256 31964 32208 32488 32736 33486 34584 34892 35464 37466 38064 38688 40872 41602 44648 44671 45384 46112 47946 48732 49166 52338 52793 53196 54496 56199 60512 61391 62403 63928 64416 64976 66972 69168 69784 70928 72553 73749 74932 76128 81744 83204 87901 89296 89342 90768 95892 97464 98332 103883 104676 105586 106392 112398 122782 124806 127856 129952 133944 134013 138336 139568 141856 145106 147498 149864 158379 163488 166408 173011 175802 178592 178684 181536 184173 191784 194928 196664 207766 209352 211172 212784 217659 224796 245564 247721 249612 255712 263703 267888 268026 270413 279136 290212 294996 299728 311649 316758 332816 340441 346022 351604 357368 368346 383568 389856 393328 415532 418704 422344 425568 435318 449592 491128 495442 499224 519033 527406 535776 536052 540826 580424 580723 589992 599456 623298 633516 665632 680882 692044 703208 714736 731111 736692 743163 767136 786656 798083 811239 831064 837408 844688 870636 899184 982256 990884 998448 1021323 1038066 1054812 1072104 1081652 1142713 1160848 1161446 1179984 1246596 1267032 1361764 1384088 1406416 1429472 1462222 1473384 1486326 1596166 1622478 1662128 1689376 1741272 1742169 1798368 1903121 1964512 1981768 1996896 2042646 2076132 2109624 2144208 2163304 2193333 2249143 2285426 2321696 2322892 2359968 2394249 2493192 2534064 2723528 2724931 2768176 2812832 2924444 2946768 2972652 3192332 3220373 3244956 3324256 3428139 3482544 3484338 3744851 3806242 3963536 4085292 4152264 4219248 4288416 4326608 4386666 4425733 4498286 4570852 4645784 4788498 4986384 5068128 5447056 5449862 5536352 5709363 5848888 5893536 5945304 6384664 6440746 6489912 6747429 6856278 6965088 6968676 7489702 7612484 7927072 8042221 8170584 8174793 8304528 8438496 8653216 8773332 8851466 8996572 9141704 9291568 9504443 9576996 9661119 9972768 10553671 10894112 10899724 11234553 11418726 11697776 11890608 12769328 12881492 12979824 13277199 13494858 13712556 13937352 14979404 15224968 16084442 16341168 16349586 16609056 17546664 17702932 17993144 18283408 18583136 19008886 19153992 19322238 21107342 21799448 22469106 22664441 22837452 23395552 23781216 24126663 24740573 25538656 25762984 25959648 26554398 26989716 27425112 27874704 28513329 29958808 30449936 31661013 32168884 32682336 32699172 35093328 35405864 35424103 35986288 36566816 38017772 38307984 38644476 42214684 43598896 44597771 44938212 45328882 45674904 48253326 48683063 49481146 51525968 53108796 53979432 54850224 55749408 57026658 59917616 60899872 63322026 64337768 65398344 67993323 70186656 70811728 70848206 71972576 74221719 76035544 76615968 77288952 84429368 87197792 89195542 89876424 90657764 91349808 96506652 97366126 98962292 103051936 104548873 106217592 106272309 107958864 109700448 114053316 116090381 119835232 126644052 128675536 130796688 133793313 135986646 137197723 141623456 141696412 146049189 148443438 152071088 154577904 168858736 178391084 179752848 181315528 182699616 193013304 194732252 197924584 209097746 212435184 212544618 215917728 228106632 232180762 249308851 253288104 257351072 261593376 267586626 271973292 274395446 283392824 292098378 294637733 296886876 304142176 309155808 313646619 337717472 348271143 356782168 359505696 362631056 386026608 389464504 395849168 411593169 418195492 424870368 425089236 456213264 464361524 490575481 498617702 506576208 535173252 543946584 548790892 566785648 579771023 584196756 589275466 593773752 627293238 696542286 713564336 725262112 747926553 772053216 778929008 791698336 823186338 836390984 850178472 883913199 912426528 928723048 981150962 997235404 1013152416 1070346504 1087893168 1097581784 1133571296 1159542046 1168393512 1178550932 1187547504 1254586476 1382530901 1393084572 1427128672 1471726443 1495853106 1509174953 1557858016 1646372676 1672781968 1700356944 1739313069 1767826398 1857446096 1962301924 1994470808 2140693008 2175786336 2195163568 2319084092 2336787024 2357101864 2375095008 2509172952 2765061802 2786169144 2943452886 2991706212 3018349906 3241015063 3292745352 3345563936 3400713888 3478626138 3535652796 3714892192 3924603848 3988941616 4147592703 4281386016 4390327136 4527524859 4638168184 4673574048 4714203728 5018345904 5530123604 5572338288 5886905772 5983412424 6036699812 6377481253 6482030126 6585490704 6957252276 7071305592 7849207696 7977883232 8295185406 9055049718 9276336368 9428407456 9723045189 10036691808 11060247208 11144676576 11773811544 11966824848 12073399624 12754962506 12964060252 13170981408 13914504552 14142611184 15207839911 15698415392 16590370812 17972901713 18110099436 18552672736 19132443759 19446090378 22120494416 23547623088 23933649696 24146799248 25509925012 25928120504 27829009104 28285222368 30415679822 33180741624 35945803426 36220198872 38264887518 38892180756 44240988832 45623519733 47095246176 48293598496 51019850024 51856241008 53918705139 55658018208 60831359644 66361483248 71891606852 72440397744 76529775036 77784361512 91247039466 102039700048 103712482016 107837410278 121662719288 132722966496 143783213704 144880795488 153059550072 155568723024 182494078932 197701918843 204079400096 215674820556 243325438576 287566427408 306119100144 311137446048 364988157864 395403837686 431349641112 486650877152 575132854816 593105756529 612238200288 729976315728 790807675372 862699282224 1186211513058 1459952631456 1581615350744 1725398564448 2372423026116 3163230701488 4744846052232 6326461402976 9489692104464 18979384208928
• Sum of all divisors σ(n): 61889254834176
• Sum of proper divisors (its aliquot sum) s(n): 42909870625248
• 18979384208928 is an abundant number, because the sum of its proper divisors (42909870625248) is greater than itself. Its abundance is 23930486416320

Bases of 18979384208928

• Binary: 100010100001011111011011101000010111000100000₂
• Hexadecimal: 0x1142FB742E20
• Base-36: 6Q70BBOYO

Squares and roots of 18979384208928

• 18979384208928 squared (18979384208928²) is 360217024950105524354909184
• 18979384208928 cubed (18979384208928³) is 6836697315125056176028820680685121994752
• The square root of 18979384208928 is 4356533.5082985417
• The cube root of 18979384208928 is 26674.3619048733

Scales and comparisons

• 18,979,384,208,928 seconds is equal to 603,485 years, 36 weeks, 6 days, 17 hours, 8 minutes, 48 seconds.
• To count from 1 to 18,979,384,208,928 would take you about one million, five hundred eight thousand, seven 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 18979384208928 cubic inches would be around 2222.9 feet tall.

Recreational maths with 18979384208928

• 18979384208928 backwards is 82980248397981
• 18979384208928 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18979384208928's digits is 78
• More coming soon!