18984326801820

Names of 18984326801820

• Cardinal: 18984326801820 can be written as Eighteen trillion, nine hundred eighty-four billion, three hundred twenty-six million, eight hundred one thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.898432680182 × 10¹³

Factors of 18984326801820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 73549

Divisors of 18984326801820

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 30 41 60 82 123 164 205 246 410 492 615 820 1230 1681 2460 2657 3362 5043 5314 6724 7971 8405 10086 10628 13285 15942 16810 20172 25215 26570 31884 33620 39855 50430 53140 70841 79710 100860 108937 141682 159420 212523 217874 283364 326811 354205 425046 435748 544685 653622 708410 850092 1062615 1089370 1307244 1416820 1634055 2125230 2178740 2904481 3268110 4250460 4466417 5808962 6536220 8713443 8932834 11617924 13399251 14522405 17426886 17865668 22332085 26798502 29044810 34853772 43567215 44664170 53597004 58089620 66996255 87134430 89328340 119083721 133992510 174268860 188224537 238167442 267985020 357251163 376449074 476334884 564673611 595418605 714502326 752898148 941122685 1129347222 1190837210 1429004652 1786255815 1882245370 2258694444 2381674420 2823368055 3572511630 3764490740 5646736110 7145023260 7717206017 11293472220 15434412034 23151618051 30868824068 38586030085 46303236102 77172060170 92606472204 115758090255 154344120340 231516180510 316405446697 463032361020 632810893394 949216340091 1265621786788 1582027233485 1898432680182 3164054466970 3796865360364 4746081700455 6328108933940 9492163400910 18984326801820
• Sum of all divisors σ(n): 54505502692704
• Sum of proper divisors (its aliquot sum) s(n): 35521175890884
• 18984326801820 is an abundant number, because the sum of its proper divisors (35521175890884) is greater than itself. Its abundance is 16536849089064

Bases of 18984326801820

• Binary: 100010100010000100010000011100010100110011100₂
• Hexadecimal: 0x1144220E299C
• Base-36: 6Q9A20M1O

Squares and roots of 18984326801820

• 18984326801820 squared (18984326801820²) is 360404664118301189555312400
• 18984326801820 cubed (18984326801820³) is 6842039924522000132042105442682988568000
• The square root of 18984326801820 is 4357100.7334946939
• The cube root of 18984326801820 is 26676.6772077507

Scales and comparisons

• 18,984,326,801,820 seconds is equal to 603,642 years, 45 weeks, 1 day, 15 hours, 37 minutes.
• To count from 1 to 18,984,326,801,820 would take you about one million, five hundred nine thousand, one hundred 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 18984326801820 cubic inches would be around 2223.1 feet tall.

Recreational maths with 18984326801820

• 18984326801820 backwards is 02810862348981
• 18984326801820 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18984326801820's digits is 60
• More coming soon!