18201089830

Names of 18201089830

• Cardinal: 18201089830 can be written as Eighteen billion, two hundred one million, eighty-nine thousand, eight hundred thirty.

Scientific notation

• Scientific notation: 1.820108983 × 10¹⁰

Factors of 18201089830

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 832

Divisors of 18201089830

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 5 7 10 11 14 22 31 35 55 62 70 77 103 110 121 154 155 206 217 242 310 341 385 434 515 605 673 682 721 770 847 1030 1085 1133 1210 1346 1442 1694 1705 2170 2266 2387 3193 3365 3410 3605 3751 4235 4711 4774 5665 6386 6730 7210 7403 7502 7931 8470 9422 11330 11935 12463 14806 15862 15965 18755 20863 22351 23555 23870 24926 26257 31930 35123 37015 37510 39655 41726 44702 47110 51821 52514 62315 69319 70246 74030 79310 81433 87241 103642 104315 111755 124630 131285 138638 146041 162866 174482 175615 208630 223510 229493 245861 259105 262570 292082 346595 351230 386353 407165 436205 458986 485233 491722 518210 570031 693190 730205 762509 772706 814330 872410 970466 1140062 1147465 1229305 1460410 1525018 1606451 1931765 2148889 2294930 2426165 2458610 2524423 2704471 2850155 3212902 3812545 3863530 4297778 4852330 5048846 5337563 5408942 5700310 7625090 8032255 8387599 10675126 10744445 12622115 13522355 15042223 16064510 16775198 17670961 21488890 23637779 25244230 26687815 27044710 30084446 35341922 41937995 47275558 53375630 58713193 75211115 83875990 88354805 117426386 118188895 150422230 165464453 176709610 236377790 260015569 293565965 330928906 520031138 587131930 827322265 1300077845 1654644530 1820108983 2600155690 3640217966 9100544915 18201089830
• Sum of all divisors σ(n): 42959314944
• Sum of proper divisors (its aliquot sum) s(n): 24758225114
• 18201089830 is an abundant number, because the sum of its proper divisors (24758225114) is greater than itself. Its abundance is 6557135284

Bases of 18201089830

• Binary: 10000111100110111101001011100100110₂
• Hexadecimal: 0x43CDE9726
• Base-36: 8D0GISM

Squares and roots of 18201089830

• 18201089830 squared (18201089830²) is 331279670999729428900
• 18201089830 cubed (18201089830³) is 6029651050718921241103498087000
• The square root of 18201089830 is 134911.4147505689
• The cube root of 18201089830 is 2630.4646169379

Scales and comparisons

• 18,201,089,830 seconds is equal to 578 years, 38 weeks, 2 days, 18 hours, 17 minutes, 10 seconds.
• To count from 1 to 18,201,089,830 would take you about one thousand, one hundred fifty-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 18201089830 cubic inches would be around 219.2 feet tall.

Recreational maths with 18201089830

• 18201089830 backwards is 03898010281
• The number of decimal digits it has is: 11
• The sum of 18201089830's digits is 40
• More coming soon!