18075915890940

Names of 18075915890940

• Cardinal: 18075915890940 can be written as Eighteen trillion, seventy-five billion, nine hundred fifteen million, eight hundred ninety thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.807591589094 × 10¹³

Factors of 18075915890940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 39402

Divisors of 18075915890940

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 19 20 30 38 41 57 60 76 82 95 114 123 164 190 205 228 246 285 380 410 492 570 615 779 820 1140 1230 1558 2337 2460 3116 3895 4674 7790 9348 11685 15580 19531 19801 23370 39062 39602 46740 58593 59403 78124 79204 97655 99005 117186 118806 195310 198010 234372 237612 292965 297015 371089 376219 390620 396020 585930 594030 742178 752438 800771 811841 1113267 1128657 1171860 1188060 1484356 1504876 1601542 1623682 1855445 1881095 2226534 2257314 2402313 2435523 3203084 3247364 3710890 3762190 4003855 4059205 4453068 4514628 4804626 4871046 5566335 5643285 7421780 7524380 8007710 8118410 9609252 9742092 11132670 11286570 12011565 12177615 15214649 15424979 16015420 16236820 22265340 22573140 24023130 24355230 30429298 30849958 45643947 46274937 48046260 48710460 60858596 61699916 76073245 77124895 91287894 92549874 152146490 154249790 182575788 185099748 228219735 231374685 304292980 308499580 386733331 456439470 462749370 773466662 912878940 925498740 1160199993 1546933324 1933666655 2320399986 3867333310 4640799972 5800999965 7347933289 7734666620 11601999930 14695866578 15856066571 22043799867 23203999860 29391733156 31712133142 36739666445 44087599734 47568199713 63424266284 73479332890 79280332855 88175199468 95136399426 110218999335 146958665780 158560665710 190272798852 220437998670 237840998565 301265264849 317121331420 440875997340 475681997130 602530529698 903795794547 951363994260 1205061059396 1506326324245 1807591589094 3012652648490 3615183178188 4518978972735 6025305296980 9037957945470 18075915890940
• Sum of all divisors σ(n): 54581358343680
• Sum of proper divisors (its aliquot sum) s(n): 36505442452740
• 18075915890940 is an abundant number, because the sum of its proper divisors (36505442452740) is greater than itself. Its abundance is 18429526561800

Bases of 18075915890940

• Binary: 100000111000010100000100010111011000011111100₂
• Hexadecimal: 0x1070A08BB0FC
• Base-36: 6ENYLM58C

Squares and roots of 18075915890940

• 18075915890940 squared (18075915890940²) is 326738735296337213974083600
• 18075915890940 cubed (18075915890940³) is 5906101897528700116051024774564042584000
• The square root of 18075915890940 is 4251578.0471420255
• The cube root of 18075915890940 is 26244.2059549129

Scales and comparisons

• 18,075,915,890,940 seconds is equal to 574,758 years, 11 weeks, 11 hours, 29 minutes.
• To count from 1 to 18,075,915,890,940 would take you about one million, four hundred thirty-six thousand, eight hundred ninety-five 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 18075915890940 cubic inches would be around 2187 feet tall.

Recreational maths with 18075915890940

• 18075915890940 backwards is 04909851957081
• The number of decimal digits it has is: 14
• The sum of 18075915890940's digits is 66
• More coming soon!