18181745537430

Names of 18181745537430

• Cardinal: 18181745537430 can be written as Eighteen trillion, one hundred eighty-one billion, seven hundred forty-five million, five hundred thirty-seven thousand, four hundred thirty.

Scientific notation

• Scientific notation: 1.818174553743 × 10¹³

Factors of 18181745537430

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 398

Divisors of 18181745537430

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 10 15 29 30 41 58 82 87 107 123 145 174 205 211 214 246 290 321 410 422 435 535 615 633 642 870 1055 1070 1189 1230 1266 1605 2110 2378 3103 3165 3210 3567 4387 5945 6119 6206 6330 7134 8651 8774 9309 11449 11890 12238 13161 15515 17302 17835 18357 18618 21935 22577 22898 25953 26322 30595 31030 34347 35670 36714 43255 43870 44521 45154 46545 51906 57245 61190 65805 67731 68694 86510 89042 91785 93090 112885 114490 127223 129765 131610 133563 135462 171735 183570 222605 225770 250879 254446 259530 267126 332021 338655 343470 381669 445210 469409 501758 636115 654733 664042 667815 677310 752637 763338 925657 938818 996063 1254395 1272230 1291109 1309466 1335630 1408227 1505274 1660105 1825361 1851314 1908345 1964199 1992126 2347045 2415739 2508790 2582218 2776971 2816454 3273665 3320210 3650722 3763185 3816690 3873327 3928398 4628285 4694090 4763747 4831478 4980315 5476083 5553942 6455545 6547330 7041135 7247217 7526370 7746654 9126805 9256570 9527494 9820995 9960630 10952166 12078695 12911090 13612861 13884855 14082270 14291241 14494434 18253610 19366635 19641990 23818735 24157390 26844053 27225722 27380415 27769710 28582482 36236085 38733270 40838583 47637470 52935469 53688106 54760830 68064305 70056431 71456205 72472170 80532159 81677166 99045299 105870938 134220265 136128610 138148663 140112862 142912410 158806407 161064318 195313627 198090598 204192915 210169293 264677345 268440530 276297326 297135897 317612814 350282155 390627254 402660795 408385830 414445989 420338586 495226495 509720929 529354690 585940881 594271794 690743315 700564310 794032035 805321590 828891978 976568135 990452990 1019441858 1050846465 1171881762 1381486630 1485679485 1529162787 1588064070 1953136270 2072229945 2101692930 2548604645 2872313671 2929704405 2971358970 3058325574 4144459890 5097209290 5664095183 5744627342 5859408810 7645813935 8616941013 11328190366 14361568355 14781906941 15291627870 16992285549 17233882026 20898558089 28320475915 28723136710 29563813882 33984571098 41797116178 43084705065 44345720823 56640951830 62695674267 73909534705 84961427745 86169410130 88691441646 104492790445 125391348534 147819069410 169922855490 208985580890 221728604115 313478371335 443457208230 606058184581 626956742670 1212116369162 1818174553743 3030290922905 3636349107486 6060581845810 9090872768715 18181745537430
• Sum of all divisors σ(n): 46900360372320
• Sum of proper divisors (its aliquot sum) s(n): 28718614834890
• 18181745537430 is an abundant number, because the sum of its proper divisors (28718614834890) is greater than itself. Its abundance is 10536869297460

Bases of 18181745537430

• Binary: 100001000100101000100011110111111000110010110₂
• Hexadecimal: 0x1089447BF196
• Base-36: 6G0KTUR2U

Squares and roots of 18181745537430

• 18181745537430 squared (18181745537430²) is 330575870787855719531004900
• 18181745537430 cubed (18181745537430³) is 6010446363479132026821550033098463407000
• The square root of 18181745537430 is 4264005.8087941203
• The cube root of 18181745537430 is 26295.3239227249

Scales and comparisons

• 18,181,745,537,430 seconds is equal to 578,123 years, 13 weeks, 6 days, 15 hours, 30 minutes, 30 seconds.
• To count from 1 to 18,181,745,537,430 would take you about one million, four hundred forty-five thousand, three hundred eight 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 18181745537430 cubic inches would be around 2191.3 feet tall.

Recreational maths with 18181745537430

• 18181745537430 backwards is 03473554718181
• The number of decimal digits it has is: 14
• The sum of 18181745537430's digits is 57
• More coming soon!