1998239186944

Names of 1998239186944

• Cardinal: 1998239186944 can be written as One trillion, nine hundred ninety-eight billion, two hundred thirty-nine million, one hundred eighty-six thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.998239186944 × 10¹²

Factors of 1998239186944

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 159

Divisors of 1998239186944

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 4 7 8 11 13 14 16 22 26 28 32 37 44 52 56 64 74 77 88 89 91 104 112 128 143 148 154 176 178 182 208 224 256 259 286 296 308 352 356 364 407 416 448 481 512 518 572 592 616 623 704 712 728 814 832 896 962 979 1001 1024 1036 1144 1157 1184 1232 1246 1369 1408 1424 1456 1628 1664 1792 1924 1958 2002 2048 2072 2288 2314 2368 2464 2492 2738 2816 2848 2849 2912 3256 3293 3328 3367 3584 3848 3916 4004 4096 4144 4576 4628 4736 4928 4984 5291 5476 5632 5696 5698 5824 6512 6586 6656 6734 6853 7168 7696 7832 8008 8099 8192 8288 9152 9256 9472 9583 9856 9968 10582 10952 11264 11392 11396 11648 12727 13024 13172 13312 13468 13706 14336 15059 15392 15664 16016 16198 16384 16576 17797 18304 18512 18944 19166 19712 19936 21164 21904 22528 22784 22792 23051 23296 25454 26048 26344 26624 26936 27412 28672 30118 30784 31328 32032 32396 33152 35594 36223 36608 37024 37037 37888 38332 39424 39872 42328 42809 43808 45056 45568 45584 46102 46592 50908 52096 52688 53248 53872 54824 57344 60236 61568 62656 64064 64792 66304 71188 72446 73216 74048 74074 75776 76664 78848 79744 84656 85618 87616 89089 90112 91136 91168 92204 93184 101816 104192 105376 105413 106496 107744 109648 114688 120472 121841 123136 124579 125312 128128 129584 132608 142376 144892 146432 148096 148148 151552 153328 157696 159488 169312 171236 175232 178178 180224 182272 182336 184408 186368 195767 203632 208384 210752 210826 212992 215488 219296 240944 243682 246272 249158 250624 253561 256256 259168 265216 284752 289784 292864 296192 296296 299663 303104 306656 315392 318976 338624 342472 350464 356356 364544 364672 368816 372736 391534 407264 416768 421504 421652 430976 438592 470899 481888 487364 492544 498316 501248 507122 512512 518336 530432 569504 579568 585728 592384 592592 599326 606208 613312 630784 637952 677248 684944 700928 712712 729088 729344 737632 745472 783068 814528 833536 843008 843304 852887 861952 877184 941798 963776 974728 985088 996632 1002496 1014244 1025024 1036672 1060864 1139008 1159136 1171456 1184768 1185184 1198652 1226624 1261568 1275904 1340251 1354496 1369888 1370369 1401856 1425424 1458176 1458688 1475264 1490944 1566136 1583933 1629056 1667072 1686016 1686608 1705774 1723904 1754368 1883596 1927552 1949456 1970176 1993264 2004992 2028488 2050048 2073344 2121728 2278016 2318272 2342912 2369536 2370368 2397304 2453248 2551808 2680502 2708992 2739776 2740738 2803712 2850848 2917376 2950528 3132272 3167866 3258112 3296293 3334144 3372032 3373216 3411548 3447808 3508736 3767192 3855104 3898912 3940352 3986528 4009984 4056976 4100096 4146688 4243456 4556032 4636544 4739072 4740736 4794608 4906496 5103616 5361004 5417984 5479552 5481476 5607424 5701696 5834752 5901056 6264544 6335732 6516224 6592586 6668288 6744064 6746432 6823096 6895616 7017472 7534384 7710208 7797824 7880704 7973056 8019968 8113952 8200192 8293376 9112064 9273088 9381757 9478144 9481472 9589216 9812992 10207232 10722008 10835968 10959104 10962952 11087531 11214848 11403392 11669504 11802112 12529088 12671464 13032448 13185172 13488128 13492864 13646192 13791232 14034944 15068768 15420416 15595648 15946112 16039936 16227904 16400384 16586752 17423263 18224128 18546176 18763514 18956288 18962944 19178432 19625984 21444016 21671936 21918208 21925904 22175062 22429696 22806784 23339008 23604224 25058176 25342928 26064896 26370344 26976256 26985728 27292384 27582464 28069888 30137536 30840832 31191296 31892224 32455808 33173504 34846526 36448256 37092352 37527028 37925888 38356864 39251968 42888032 43343872 43836416 43851808 44350124 45613568 46678016 47208448 50116352 50685856 52129792 52740688 53952512 53971456 54584768 55164928 56139776 60275072 61681664 62382592 63784448 64911616 66347008 69693052 72896512 74184704 75054056 75851776 76713728 78503936 85776064 86687744 87672832 87703616 88700248 91227136 94416896 100232704 101371712 104259584 105481376 107942912 109169536 112279552 120550144 121962841 123363328 124765184 127568896 129823232 132694016 139386104 145793024 148369408 150108112 151703552 153427456 157007872 171552128 175345664 175407232 177400496 182454272 188833792 200465408 202743424 208519168 210962752 215885824 218339072 241100288 243925682 246726656 249530368 255137792 259646464 278772208 291586048 296738816 300216224 303407104 306854912 343104256 350691328 350814464 354800992 364908544 377667584 400930816 405486848 421925504 431771648 436678144 482200576 487851364 499060736 510275584 519292928 557544416 593477632 600432448 606814208 613709824 686208512 701382656 701628928 709601984 729817088 801861632 810973696 843851008 863543296 873356288 964401152 975702728 998121472 1020551168 1038585856 1115088832 1200864896 1227419648 1372417024 1403257856 1419203968 1459634176 1603723264 1621947392 1687702016 1727086592 1746712576 1928802304 1951405456 1996242944 2041102336 2077171712 2230177664 2401729792 2454839296 2744834048 2806515712 2838407936 3207446528 3243894784 3375404032 3493425152 3857604608 3902810912 4154343424 4460355328 4803459584 4909678592 5489668096 5613031424 5676815872 6487789568 6750808064 6986850304 7715209216 7805621824 8920710656 9606919168 10979336192 11226062848 11353631744 12975579136 13501616128 13973700608 15611243648 17841421312 19213838336 21958672384 22452125696 22707263488 25951158272 27003232256 31222487296 35682842624 38427676672 45414526976 54006464512 62444974592 71365685248 76855353344 90829053952 124889949184 142731370496 153710706688 181658107904 249779898368 285462740992 499559796736 999119593472 1998239186944
• Sum of all divisors σ(n): 5576639322240
• Sum of proper divisors (its aliquot sum) s(n): 3578400135296
• 1998239186944 is an abundant number, because the sum of its proper divisors (3578400135296) is greater than itself. Its abundance is 1580160948352

Bases of 1998239186944

• Binary: 11101000101000000010101100100000000000000₂
• Hexadecimal: 0x1D140564000
• Base-36: PHZ80OHS

Squares and roots of 1998239186944

• 1998239186944 squared (1998239186944²) is 3992959848238618180059136
• 1998239186944 cubed (1998239186944³) is 7978888840644374022623424914479120384
• The square root of 1998239186944 is 1413590.8838642105
• The cube root of 1998239186944 is 12595.5119376001

Scales and comparisons

• 1,998,239,186,944 seconds is equal to 63,537 years, 42 weeks, 6 days, 8 hours, 49 minutes, 4 seconds.
• To count from 1 to 1,998,239,186,944 would take you about one hundred fifty-eight thousand, eight hundred forty-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 1998239186944 cubic inches would be around 1049.6 feet tall.

Recreational maths with 1998239186944

• 1998239186944 backwards is 4496819328991
• The number of decimal digits it has is: 13
• The sum of 1998239186944's digits is 73
• More coming soon!