18203109470

Names of 18203109470

• Cardinal: 18203109470 can be written as Eighteen billion, two hundred three million, one hundred nine thousand, four hundred seventy.

Scientific notation

• Scientific notation: 1.820310947 × 10¹⁰

Factors of 18203109470

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2067

Divisors of 18203109470

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 5 7 10 13 14 26 29 35 49 58 65 70 91 98 130 145 182 203 245 290 343 377 406 455 490 637 686 754 910 1015 1274 1421 1715 1885 2011 2030 2401 2639 2842 3185 3430 3770 4022 4459 4802 5278 6370 7105 8918 9947 10055 12005 13195 14077 14210 18473 19894 20110 22295 24010 26143 26390 28154 31213 36946 44590 49735 52286 58319 62426 69629 70385 92365 98539 99470 116638 129311 130715 139258 140770 156065 183001 184730 197078 258622 261430 291595 312130 348145 366002 408233 492695 583190 646555 689773 696290 758147 816466 905177 915005 985390 1281007 1293110 1379546 1516294 1810354 1830010 2041165 2562014 2857631 3448865 3790735 4082330 4525885 4828411 5307029 5715262 6405035 6897730 7581470 8967049 9051770 9656822 10614058 12810070 14288155 17934098 20003417 24142055 26535145 28576310 37149203 40006834 44835245 48284110 53070290 62769343 74298406 89670490 100017085 125538686 140023919 185746015 200034170 260044421 280047838 313846715 371492030 520088842 627693430 700119595 1300222105 1400239190 1820310947 2600444210 3640621894 9101554735 18203109470
• Sum of all divisors σ(n): 42605226720
• Sum of proper divisors (its aliquot sum) s(n): 24402117250
• 18203109470 is an abundant number, because the sum of its proper divisors (24402117250) is greater than itself. Its abundance is 6199007780

Bases of 18203109470

• Binary: 10000111100111111010110100001011110₂
• Hexadecimal: 0x43CFD685E
• Base-36: 8D1NT5Q

Squares and roots of 18203109470

• 18203109470 squared (18203109470²) is 331353194376803680900
• 18203109470 cubed (18203109470³) is 6031658470475145832121648123000
• The square root of 18203109470 is 134918.8996026873
• The cube root of 18203109470 is 2630.5619077251

Scales and comparisons

• 18,203,109,470 seconds is equal to 578 years, 41 weeks, 5 days, 3 hours, 17 minutes, 50 seconds.
• To count from 1 to 18,203,109,470 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 18203109470 cubic inches would be around 219.2 feet tall.

Recreational maths with 18203109470

• 18203109470 backwards is 07490130281
• 18203109470 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18203109470's digits is 35
• More coming soon!