18445907970

Names of 18445907970

• Cardinal: 18445907970 can be written as Eighteen billion, four hundred forty-five million, nine hundred seven thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 1.844590797 × 10¹⁰

Factors of 18445907970

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1722341

Divisors of 18445907970

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 17 18 21 30 34 35 42 45 51 63 70 85 90 102 105 119 126 153 170 210 238 255 306 315 357 510 595 630 714 765 1071 1190 1530 1785 2142 3570 5355 10710 1722307 3444614 5166921 8611535 10333842 12056149 15500763 17223070 24112298 25834605 29279219 31001526 36168447 51669210 58558438 60280745 72336894 77503815 87837657 108505341 120561490 146396095 155007630 175675314 180842235 204954533 217010682 263512971 292792190 361684470 409909066 439188285 527025942 542526705 614863599 878376570 1024772665 1085053410 1229727198 1317564855 1844590797 2049545330 2635129710 3074317995 3689181594 6148635990 9222953985 18445907970
• Sum of all divisors σ(n): 58034890368
• Sum of proper divisors (its aliquot sum) s(n): 39588982398
• 18445907970 is an abundant number, because the sum of its proper divisors (39588982398) is greater than itself. Its abundance is 21143074428

Bases of 18445907970

• Binary: 10001001011011101100011100000000010₂
• Hexadecimal: 0x44B763802
• Base-36: 8H27TOI

Squares and roots of 18445907970

• 18445907970 squared (18445907970²) is 340251520837709520900
• 18445907970 cubed (18445907970³) is 6276248240024927128114191573000
• The square root of 18445907970 is 135815.7132661757
• The cube root of 18445907970 is 2642.2060288531

Scales and comparisons

• 18,445,907,970 seconds is equal to 586 years, 27 weeks, 1 day, 7 hours, 19 minutes, 30 seconds.
• To count from 1 to 18,445,907,970 would take you about one thousand, one hundred seventy-three 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 18445907970 cubic inches would be around 220.2 feet tall.

Recreational maths with 18445907970

• 18445907970 backwards is 07970954481
• The number of decimal digits it has is: 11
• The sum of 18445907970's digits is 54
• More coming soon!