38742201820

Names of 38742201820

• Cardinal: 38742201820 can be written as Thirty-eight billion, seven hundred forty-two million, two hundred one thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 3.874220182 × 10¹⁰

Factors of 38742201820

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 745970

Divisors of 38742201820

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 49 53 70 98 106 140 196 212 245 265 371 490 530 742 980 1060 1484 1855 2597 3710 5194 7420 10388 12985 25970 51940 745903 1491806 2983612 3729515 5221321 7459030 10442642 14918060 20885284 26106605 36549247 39532859 52213210 73098494 79065718 104426420 146196988 158131436 182746235 197664295 276730013 365492470 395328590 553460026 730984940 790657180 1106920052 1383650065 1937110091 2767300130 3874220182 5534600260 7748440364 9685550455 19371100910 38742201820
• Sum of all divisors σ(n): 96427485504
• Sum of proper divisors (its aliquot sum) s(n): 57685283684
• 38742201820 is an abundant number, because the sum of its proper divisors (57685283684) is greater than itself. Its abundance is 18943081864

Bases of 38742201820

• Binary: 100100000101001101110001010111011100₂
• Hexadecimal: 0x9053715DC
• Base-36: HSQ3U8S

Squares and roots of 38742201820

• 38742201820 squared (38742201820²) is 1500958201861611312400
• 38742201820 cubed (38742201820³) is 58150425579906845175395868568000
• The square root of 38742201820 is 196830.3884566609
• The cube root of 38742201820 is 3383.7227116927

Scales and comparisons

• 38,742,201,820 seconds is equal to 1,231 years, 45 weeks, 6 days, 2 hours, 43 minutes, 40 seconds.
• To count from 1 to 38,742,201,820 would take you about two thousand, four hundred sixty-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 38742201820 cubic inches would be around 282 feet tall.

Recreational maths with 38742201820

• 38742201820 backwards is 02810224783
• The number of decimal digits it has is: 11
• The sum of 38742201820's digits is 37
• More coming soon!