38909472768

Names of 38909472768

• Cardinal: 38909472768 can be written as Thirty-eight billion, nine hundred nine million, four hundred seventy-two thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 3.8909472768 × 10¹⁰

Factors of 38909472768

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 351834

Divisors of 38909472768

• Number of divisors d(n): 104
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 216 256 288 384 432 512 576 768 864 1024 1152 1536 1728 2048 2304 3072 3456 4096 4608 6144 6912 9216 12288 13824 18432 27648 36864 55296 110592 351829 703658 1055487 1407316 2110974 2814632 3166461 4221948 5629264 6332922 8443896 9499383 11258528 12665844 16887792 18998766 22517056 25331688 33775584 37997532 45034112 50663376 67551168 75995064 90068224 101326752 135102336 151990128 180136448 202653504 270204672 303980256 360272896 405307008 540409344 607960512 720545792 810614016 1080818688 1215921024 1441091584 1621228032 2161637376 2431842048 3242456064 4323274752 4863684096 6484912128 9727368192 12969824256 19454736384 38909472768
• Sum of all divisors σ(n): 115273581200
• Sum of proper divisors (its aliquot sum) s(n): 76364108432
• 38909472768 is an abundant number, because the sum of its proper divisors (76364108432) is greater than itself. Its abundance is 37454635664

Bases of 38909472768

• Binary: 100100001111001011110111000000000000₂
• Hexadecimal: 0x90F2F7000
• Base-36: HVHP1C0

Squares and roots of 38909472768

• 38909472768 squared (38909472768²) is 1513947071083733581824
• 38909472768 cubed (38909472768³) is 58906882334525892049748027768832
• The square root of 38909472768 is 197254.8421915163
• The cube root of 38909472768 is 3388.5855043237

Scales and comparisons

• 38,909,472,768 seconds is equal to 1,237 years, 10 weeks, 3 days, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 38,909,472,768 would take you about two thousand, four hundred seventy-four 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 38909472768 cubic inches would be around 282.4 feet tall.

Recreational maths with 38909472768

• 38909472768 backwards is 86727490983
• The number of decimal digits it has is: 11
• The sum of 38909472768's digits is 63
• More coming soon!