1998909609984

Names of 1998909609984

• Cardinal: 1998909609984 can be written as One trillion, nine hundred ninety-eight billion, nine hundred nine million, six hundred nine thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 1.998909609984 × 10¹²

Factors of 1998909609984

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 59182

Divisors of 1998909609984

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 64 72 84 96 112 126 128 144 168 192 224 252 256 263 288 336 384 448 504 512 526 576 672 768 789 896 1008 1024 1052 1152 1344 1536 1578 1792 1841 2016 2048 2104 2304 2367 2688 3072 3156 3584 3682 4032 4208 4608 4734 5376 5523 6144 6312 7168 7364 8064 8416 9216 9468 10752 11046 12624 14336 14728 16128 16569 16832 18432 18936 21504 22092 25248 29456 32256 33138 33664 37872 43008 44184 50496 58907 58912 64512 66276 67328 75744 88368 100992 117814 117824 129024 132552 134656 151488 176721 176736 201984 235628 235648 265104 269312 302976 353442 353472 403968 412349 471256 471296 530163 530208 538624 605952 706884 706944 807936 824698 942512 942592 1060326 1060416 1211904 1237047 1413768 1413888 1615872 1649396 1885024 1885184 2120652 2120832 2423808 2474094 2827536 2827776 3298792 3711141 3770048 3770368 4241304 4241664 4847616 4948188 5655072 5655552 6597584 7422282 7540096 8482608 8483328 9896376 11310144 11311104 13195168 14844564 15080192 15492541 16965216 16966656 19792752 22620288 26390336 29689128 30160384 30985082 33930432 33933312 39585504 45240576 46477623 52780672 59378256 60320768 61970164 67860864 79171008 90481152 92955246 105561344 108447787 118756512 120641536 123940328 135721728 139432869 158342016 180962304 185910492 211122688 216895574 237513024 247880656 271443456 278865738 316684032 325343361 361924608 371820984 422245376 433791148 475026048 495761312 542886912 557731476 633368064 650686722 743641968 844490752 867582296 950052096 976030083 991522624 1085773824 1115462952 1266736128 1301373444 1487283936 1735164592 1900104192 1952060166 1983045248 2230925904 2533472256 2602746888 2974567872 3470329184 3800208384 3904120332 3966090496 4461851808 5205493776 5949135744 6940658368 7600416768 7808240664 7932180992 8923703616 10410987552 11898271488 13881316736 15616481328 15864361984 17847407232 20821975104 23796542976 27762633472 31232962656 31728723968 35694814464 41643950208 47593085952 55525266944 62465925312 71389628928 83287900416 95186171904 111050533888 124931850624 142779257856 166575800832 222101067776 249863701248 285558515712 333151601664 499727402496 666303203328 999454804992 1998909609984
• Sum of all divisors σ(n): 6623163106560
• Sum of proper divisors (its aliquot sum) s(n): 4624253496576
• 1998909609984 is an abundant number, because the sum of its proper divisors (4624253496576) is greater than itself. Its abundance is 2625343886592

Bases of 1998909609984

• Binary: 11101000101101000010011000001100000000000₂
• Hexadecimal: 0x1D1684C1800
• Base-36: PIAB6680

Squares and roots of 1998909609984

• 1998909609984 squared (1998909609984²) is 3995639628886386992480256
• 1998909609984 cubed (1998909609984³) is 7986922452213902323385599261780475904
• The square root of 1998909609984 is 1413827.9987268607
• The cube root of 1998909609984 is 12596.9204071599

Scales and comparisons

• 1,998,909,609,984 seconds is equal to 63,559 years, 7 weeks, 2 days, 21 hours, 26 minutes, 24 seconds.
• To count from 1 to 1,998,909,609,984 would take you about one hundred fifty-eight thousand, eight hundred ninety-seven 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 1998909609984 cubic inches would be around 1049.7 feet tall.

Recreational maths with 1998909609984

• 1998909609984 backwards is 4899069098991
• The number of decimal digits it has is: 13
• The sum of 1998909609984's digits is 81
• More coming soon!