1998689029836800

Names of 1998689029836800

• Cardinal: 1998689029836800 can be written as One quadrillion, nine hundred ninety-eight trillion, six hundred eighty-nine billion, twenty-nine million, eight hundred thirty-six thousand, eight hundred.

Scientific notation

• Scientific notation: 1.9986890298368 × 10¹⁵

Factors of 1998689029836800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 3180

Divisors of 1998689029836800

• Number of divisors d(n): 468
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 64 70 80 100 112 128 140 160 175 200 224 256 280 320 350 400 448 512 560 640 700 800 896 1024 1120 1187 1280 1400 1600 1792 1979 2048 2240 2374 2560 2800 3200 3584 3958 4096 4480 4748 5120 5600 5935 6400 7168 7916 8309 8960 9496 9895 10240 11200 11870 12800 13853 14336 15832 16618 17920 18992 19790 20480 22400 23740 25600 27706 28672 29675 31664 33236 35840 37984 39580 41545 44800 47480 49475 51200 55412 59350 63328 66472 69265 71680 75968 79160 83090 89600 94960 98950 102400 110824 118700 126656 132944 138530 143360 151936 158320 166180 179200 189920 197900 207725 221648 237400 253312 265888 277060 303872 316640 332360 346325 358400 379840 395800 415450 443296 474800 506624 531776 554120 607744 633280 664720 692650 716800 759680 791600 830900 886592 949600 1013248 1063552 1108240 1215488 1266560 1329440 1385300 1408969 1519360 1583200 1661800 1773184 1899200 2026496 2127104 2216480 2349073 2430976 2533120 2658880 2770600 2817938 3038720 3166400 3323600 3546368 3798400 4052992 4254208 4432960 4698146 4861952 5066240 5317760 5541200 5635876 6077440 6332800 6647200 7044845 7092736 7596800 8105984 8508416 8865920 9396292 9862783 10132480 10635520 11082400 11271752 11745365 12154880 12665600 13294400 14089690 14185472 15193600 16443511 17016832 17731840 18792584 19725566 20264960 21271040 22164800 22543504 23490730 24309760 25331200 26588800 28179380 28370944 30387200 32887022 34033664 35224225 35463680 37585168 39451132 40529920 42542080 44329600 45087008 46981460 49313915 50662400 53177600 56358760 56741888 58726825 60774400 65774044 70448450 70927360 75170336 78902264 82217555 85084160 88659200 90174016 93962920 98627830 101324800 106355200 112717520 117453650 121548800 131548088 140896900 141854720 150340672 157804528 164435110 170168320 177318400 180348032 187925840 197255660 202649600 212710400 225435040 234907300 246569575 263096176 281793800 283709440 300681344 315609056 328870220 354636800 360696064 375851680 394511320 411087775 425420800 450870080 469814600 493139150 526192352 563587600 601362688 631218112 657740440 709273600 721392128 751703360 789022640 822175550 850841600 901740160 939629200 986278300 1052384704 1127175200 1202725376 1262436224 1315480880 1418547200 1442784256 1503406720 1578045280 1644351100 1803480320 1879258400 1972556600 2104769408 2254350400 2405450752 2524872448 2630961760 2788349651 2885568512 3006813440 3156090560 3288702200 3606960640 3758516800 3945113200 4209538816 4508700800 4810901504 5049744896 5261923520 5576699302 5771137024 6013626880 6312181120 6577404400 7213921280 7517033600 7890226400 8419077632 9017401600 9621803008 10099489792 10523847040 11153398604 12027253760 12624362240 13154808800 13941748255 14427842560 15034067200 15780452800 16838155264 18034803200 19518447557 20198979584 21047694080 22306797208 24054507520 25248724480 26309617600 27883496510 28855685120 30068134400 31560905600 33676310528 36069606400 39036895114 40397959168 42095388160 44613594416 48109015040 50497448960 52619235200 55766993020 60136268800 63121811200 67352621056 69708741275 72139212800 78073790228 84190776320 89227188832 97592237785 100994897920 105238470400 111533986040 120272537600 126243622400 139417482550 144278425600 156147580456 168381552640 178454377664 195184475570 201989795840 210476940800 223067972080 240545075200 252487244800 278834965100 312295160912 336763105280 356908755328 390368951140 420953881600 446135944160 487961188925 504974489600 557669930200 624590321824 713817510656 780737902280 841907763200 892271888320 975922377850 1009948979200 1115339860400 1249180643648 1427635021312 1561475804560 1683815526400 1784543776640 1951844755700 2230679720800 2498361287296 2855270042624 3122951609120 3569087553280 3903689511400 4461359441600 4996722574592 5710540085248 6245903218240 7138175106560 7807379022800 8922718883200 9993445149184 11421080170496 12491806436480 14276350213120 15614758045600 17845437766400 19986890298368 24983612872960 28552700426240 31229516091200 35690875532800 39973780596736 49967225745920 57105400852480 62459032182400 71381751065600 79947561193472 99934451491840 124918064364800 142763502131200 199868902983680 249836128729600 285527004262400 399737805967360 499672257459200 999344514918400 1998689029836800
• Sum of all divisors σ(n): 5671804653456480
• Sum of proper divisors (its aliquot sum) s(n): 3673115623619680
• 1998689029836800 is an abundant number, because the sum of its proper divisors (3673115623619680) is greater than itself. Its abundance is 1674426593782880

Bases of 1998689029836800

• Binary: 111000110011100110000001101101000111101000000000000₂
• Hexadecimal: 0x719CC0DA3D000
• Base-36: JOH52BQRCW

Squares and roots of 1998689029836800

• 1998689029836800 squared (1998689029836800²) is 3994757837989968800634634240000
• 1998689029836800 cubed (1998689029836800³) is 7984278667645123412710737585286814892032000000
• The square root of 1998689029836800 is 44706700.0553250409
• The cube root of 1998689029836800 is 125964.5703240165

Scales and comparisons

• 1,998,689,029,836,800 seconds is equal to 63,552,128 years, 41 weeks, 3 days, 8 hours, 53 minutes, 20 seconds.
• To count from 1 to 1,998,689,029,836,800 would take you about one hundred ninety million, six hundred fifty-six thousand, three hundred eighty-six 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 1998689029836800 cubic inches would be around 10497 feet tall.

Recreational maths with 1998689029836800

• 1998689029836800 backwards is 0086389209868991
• The number of decimal digits it has is: 16
• The sum of 1998689029836800's digits is 86
• More coming soon!