1988422345728

Names of 1988422345728

• Cardinal: 1988422345728 can be written as One trillion, nine hundred eighty-eight billion, four hundred twenty-two million, three hundred forty-five thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.988422345728 × 10¹²

Factors of 1988422345728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 152

Divisors of 1988422345728

• Number of divisors d(n): 1056
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 32 36 39 42 48 49 52 54 56 63 64 72 78 84 91 96 98 104 108 112 117 126 127 128 144 147 156 168 182 189 192 196 208 216 224 234 252 254 256 273 288 294 312 336 343 351 364 378 381 384 392 416 432 441 448 468 504 508 512 546 576 588 624 637 672 686 702 728 756 762 768 784 819 832 864 882 889 896 936 1008 1016 1024 1029 1092 1143 1152 1176 1248 1274 1323 1344 1372 1404 1456 1512 1524 1536 1568 1638 1651 1664 1728 1764 1778 1792 1872 1911 2016 2032 2058 2184 2286 2304 2352 2457 2496 2548 2646 2667 2688 2744 2808 2912 3024 3048 3072 3087 3136 3276 3302 3328 3429 3456 3528 3556 3584 3744 3822 4032 4064 4116 4368 4459 4572 4608 4704 4914 4953 4992 5096 5292 5334 5376 5488 5616 5733 5824 6048 6096 6174 6223 6272 6552 6604 6656 6858 6912 7056 7112 7168 7488 7644 8001 8064 8128 8232 8736 8918 9144 9216 9261 9408 9828 9906 9984 10192 10584 10668 10752 10976 11232 11466 11557 11648 12096 12192 12348 12446 12544 13104 13208 13312 13377 13716 13824 14112 14224 14859 14976 15288 16002 16128 16129 16256 16464 17199 17472 17836 18288 18522 18669 18816 19656 19812 19968 20384 21168 21336 21504 21952 22464 22932 23114 23296 24003 24192 24384 24696 24892 25088 26208 26416 26754 27432 27648 28224 28448 29718 29952 30576 32004 32256 32258 32512 32928 34398 34671 34944 35672 36576 37044 37338 37632 39312 39624 39936 40131 40768 42336 42672 43561 43904 44577 44928 45864 46228 46592 48006 48384 48387 48768 49392 49784 50176 52416 52832 53508 54864 56007 56448 56896 59436 59904 61152 64008 64512 64516 65024 65856 68796 69342 69888 71344 73152 74088 74676 75264 78624 79248 80262 80899 81536 84672 85344 87122 87808 89154 89856 91728 92456 93184 96012 96768 96774 97536 98784 99568 104013 104832 105664 107016 109728 112014 112896 112903 113792 118872 119808 120393 122304 128016 129032 130048 130683 131712 137592 138684 139776 142688 145161 146304 148176 149352 150528 157248 158496 160524 161798 163072 168021 169344 170688 174244 175616 178308 179712 183456 184912 192024 193536 193548 195072 197568 199136 208026 209664 209677 211328 214032 219456 224028 225792 225806 227584 237744 240786 242697 244608 256032 258064 261366 263424 275184 277368 279552 285376 290322 292608 296352 298704 312039 314496 316992 321048 323596 326144 336042 338688 338709 341376 348488 351232 356616 359424 366912 369824 384048 387096 390144 392049 395136 398272 416052 419328 419354 422656 428064 435483 438912 448056 451584 451612 455168 475488 481572 485394 489216 512064 516128 522732 526848 550368 554736 566293 570752 580644 585216 592704 597408 624078 628992 629031 633984 642096 647192 652288 672084 677376 677418 682752 696976 713232 728091 733824 739648 768096 774192 784098 790272 790321 796544 832104 838656 838708 845312 856128 870966 877824 896112 903224 910336 950976 963144 970788 978432 1016127 1024128 1032256 1045464 1053696 1100736 1109472 1132586 1141504 1161288 1170432 1176147 1185408 1194816 1248156 1257984 1258062 1267968 1284192 1294384 1344168 1354752 1354836 1365504 1393952 1426464 1456182 1467648 1467739 1479296 1536192 1548384 1568196 1580544 1580642 1593088 1664208 1677416 1690624 1698879 1712256 1741932 1755648 1792224 1806448 1887093 1901952 1926288 1941576 1956864 2032254 2048256 2064512 2090928 2184273 2201472 2218944 2265172 2283008 2322576 2352294 2370816 2370963 2389632 2496312 2515968 2516124 2535936 2568384 2588768 2688336 2709672 2731008 2787904 2852928 2912364 2935296 2935478 2958592 3048381 3072384 3096768 3136392 3161088 3161284 3186176 3328416 3354832 3397758 3424512 3483864 3511296 3584448 3612896 3774186 3803904 3852576 3883152 4064508 4096512 4129024 4181856 4368546 4402944 4403217 4437888 4530344 4566016 4645152 4704588 4741632 4741926 4779264 4992624 5032248 5071872 5096637 5136768 5177536 5376672 5419344 5532247 5575808 5661279 5705856 5824728 5870592 5870956 5917184 6096762 6144768 6193536 6272784 6322568 6372352 6656832 6709664 6795516 6849024 6967728 7112889 7168896 7225792 7548372 7607808 7705152 7766304 8129016 8193024 8258048 8363712 8737092 8805888 8806434 8875776 9060688 9290304 9409176 9483264 9483852 9558528 9985248 10064496 10193274 10273536 10274173 10355072 10753344 10838688 11064494 11151616 11322558 11411712 11649456 11741912 11834368 12193524 12289536 12387072 12545568 12645136 13209651 13313664 13419328 13591032 13698048 13935456 14225778 14337792 14451584 15096744 15215616 15289911 15410304 15532608 16258032 16516096 16596741 16727424 17474184 17611776 17612868 17751552 18121376 18580608 18818352 18967704 19117056 19970496 20128992 20386548 20547072 20548346 20710144 21338667 21506688 21677376 22128988 22303232 22645116 22823424 23298912 23483824 24387048 24579072 24774144 25091136 25290272 26419302 26627328 26838656 27182064 27870912 28451556 28675584 28903168 30193488 30579822 30820608 30822519 31065216 32516064 33193482 33454848 34948368 35225736 35503104 36242752 37161216 37636704 37935408 39628953 39940992 40257984 40773096 41094144 41096692 41420288 42677334 43013376 43354752 44257976 44606464 45290232 45646848 46597824 46967648 48774096 49548288 49790223 50182272 50580544 52838604 53254656 53677312 54364128 55741824 56903112 57351168 57806336 60386976 61159644 61641216 61645038 62130432 65032128 66386964 66909696 69896736 70451472 71919211 72485504 74322432 75273408 75870816 79257906 79881984 80515968 81546192 82193384 82840576 85354668 86026752 86709504 88515952 90580464 92467557 93195648 93935296 97548192 99580446 100364544 101161088 105677208 106509312 107354624 108728256 111483648 113806224 115612672 120773952 122319288 123282432 123290076 124260864 130064256 132773928 133819392 139793472 140902944 143838422 144971008 148644864 149370669 150546816 151741632 158515812 159763968 161031936 163092384 164386768 170709336 172053504 173419008 177031904 181160928 184935114 186391296 187870592 195096384 199160892 200729088 202322176 211354416 214709248 215757633 217456512 222967296 227612448 241547904 244638576 246580152 248521728 260128512 265547856 277402671 279586944 281805888 287676844 289942016 298741338 301093632 303483264 317031624 319527936 322063872 326184768 328773536 341418672 346838016 354063808 362321856 369870228 372782592 375741184 390192768 398321784 401458176 404644352 422708832 431515266 434913024 445934592 455224896 483095808 489277152 493160304 520257024 531095712 554805342 559173888 563611776 575353688 579884032 597482676 602187264 606966528 634063248 644127744 647272899 652369536 657547072 682837344 708127616 724643712 739740456 745565184 751482368 780385536 796643568 809288704 845417664 863030532 869826048 910449792 966191616 978554304 986320608 1040514048 1062191424 1109610684 1118347776 1127223552 1150707376 1194965352 1204374528 1213933056 1268126496 1294545798 1304739072 1315094144 1365674688 1416255232 1449287424 1479480912 1502964736 1560771072 1593287136 1690835328 1726061064 1739652096 1820899584 1932383232 1941818697 1957108608 1972641216 2124382848 2219221368 2236695552 2254447104 2301414752 2389930704 2427866112 2536252992 2589091596 2609478144 2630188288 2731349376 2832510464 2898574848 2958961824 3121542144 3186574272 3381670656 3452122128 3641799168 3883637394 3914217216 3945282432 4248765696 4438442736 4508894208 4602829504 4779861408 5072505984 5178183192 5218956288 5260376576 5462698752 5665020928 5797149696 5917923648 6373148544 6763341312 6904244256 7283598336 7767274788 7828434432 7890564864 8497531392 8876885472 9205659008 9559722816 10145011968 10356366384 10520753152 10925397504 11835847296 12746297088 13526682624 13808488512 15534549576 15656868864 15781129728 16995062784 17753770944 18411318016 19119445632 20290023936 20712732768 21850795008 23671694592 25492594176 27616977024 31069099152 31562259456 35507541888 36822636032 38238891264 40580047872 41425465536 47343389184 50985188352 55233954048 62138198304 71015083776 73645272064 76477782528 82850931072 94686778368 110467908096 124276396608 142030167552 152955565056 165701862144 220935816192 248552793216 284060335104 331403724288 497105586432 662807448576 994211172864 1988422345728
• Sum of all divisors σ(n): 7454289696000
• Sum of proper divisors (its aliquot sum) s(n): 5465867350272
• 1988422345728 is an abundant number, because the sum of its proper divisors (5465867350272) is greater than itself. Its abundance is 3477445004544

Bases of 1988422345728

• Binary: 11100111011110111001101010010010000000000₂
• Hexadecimal: 0x1CEF7352400
• Base-36: PDGVBPC0

Squares and roots of 1988422345728

• 1988422345728 squared (1988422345728²) is 3953823424990441959849984
• 1988422345728 cubed (1988422345728³) is 7861870849313809657784342780263268352
• The square root of 1988422345728 is 1410114.3023627553
• The cube root of 1988422345728 is 12574.8518851645

Scales and comparisons

• 1,988,422,345,728 seconds is equal to 63,225 years, 35 weeks, 2 days, 12 hours, 28 minutes, 48 seconds.
• To count from 1 to 1,988,422,345,728 would take you about one hundred fifty-eight thousand and sixty-four 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 1988422345728 cubic inches would be around 1047.9 feet tall.

Recreational maths with 1988422345728

• 1988422345728 backwards is 8275432248891
• 1988422345728 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1988422345728's digits is 63
• More coming soon!