138207842004

Names of 138207842004

• Cardinal: 138207842004 can be written as One hundred thirty-eight billion, two hundred seven million, eight hundred forty-two thousand and four.

Scientific notation

• Scientific notation: 1.38207842004 × 10¹¹

Factors of 138207842004

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 78275

Divisors of 138207842004

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 12 31 62 67 71 93 124 134 142 186 201 213 268 284 372 402 426 804 852 2077 2201 4154 4402 4757 6231 6603 8308 8804 9514 12462 13206 14271 19028 24924 26412 28542 57084 78101 147467 156202 234303 294934 312404 442401 468606 589868 884802 937212 1769604 2421131 4842262 5232767 5545171 7263393 9684524 10465534 11090342 14526786 15698301 16635513 20931068 22180684 29053572 31396602 33271026 62793204 66542052 162215777 171900301 324431554 343800602 371526457 486647331 515700903 648863108 687601204 743052914 973294662 1031401806 1114579371 1486105828 1946589324 2062803612 2229158742 4458317484 11517320167 23034640334 34551960501 46069280668 69103921002 138207842004
• Sum of all divisors σ(n): 342619103232
• Sum of proper divisors (its aliquot sum) s(n): 204411261228
• 138207842004 is an abundant number, because the sum of its proper divisors (204411261228) is greater than itself. Its abundance is 66203419224

Bases of 138207842004

• Binary: 10000000101101110101000100111011010100₂
• Hexadecimal: 0x202DD44ED4
• Base-36: 1RHPDPEC

Squares and roots of 138207842004

• 138207842004 squared (138207842004²) is 19101407591402626736016
• 138207842004 cubed (138207842004³) is 2639964322446580424681885544416064
• The square root of 138207842004 is 371763.1531015415
• The cube root of 138207842004 is 5170.2422857345

Scales and comparisons

• 138,207,842,004 seconds is equal to 4,394 years, 30 weeks, 1 day, 19 hours, 13 minutes, 24 seconds.
• To count from 1 to 138,207,842,004 would take you about eight thousand, seven hundred eighty-nine 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 138207842004 cubic inches would be around 430.9 feet tall.

Recreational maths with 138207842004

• 138207842004 backwards is 400248702831
• The number of decimal digits it has is: 12
• The sum of 138207842004's digits is 39
• More coming soon!