72139264000

Names of 72139264000

• Cardinal: 72139264000 can be written as Seventy-two billion, one hundred thirty-nine million, two hundred sixty-four thousand.

Scientific notation

• Scientific notation: 7.2139264 × 10¹⁰

Factors of 72139264000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 140904

Divisors of 72139264000

• Number of divisors d(n): 104
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 200 250 256 320 400 500 512 640 800 1000 1024 1280 1600 2000 2048 2560 3200 4000 4096 5120 6400 8000 10240 12800 16000 20480 25600 32000 51200 64000 102400 128000 140897 256000 281794 512000 563588 704485 1127176 1408970 2254352 2817940 3522425 4508704 5635880 7044850 9017408 11271760 14089700 17612125 18034816 22543520 28179400 35224250 36069632 45087040 56358800 70448500 72139264 90174080 112717600 140897000 144278528 180348160 225435200 281794000 288557056 360696320 450870400 563588000 577114112 721392640 901740800 1127176000 1442785280 1803481600 2254352000 2885570560 3606963200 4508704000 7213926400 9017408000 14427852800 18034816000 36069632000 72139264000
• Sum of all divisors σ(n): 180038900808
• Sum of proper divisors (its aliquot sum) s(n): 107899636808
• 72139264000 is an abundant number, because the sum of its proper divisors (107899636808) is greater than itself. Its abundance is 35760372808

Bases of 72139264000

• Binary: 1000011001011110101011101000000000000₂
• Hexadecimal: 0x10CBD5D000
• Base-36: X51USCG

Squares and roots of 72139264000

• 72139264000 squared (72139264000²) is 5204073410461696000000
• 72139264000 cubed (72139264000³) is 375418025632676649631744000000000
• The square root of 72139264000 is 268587.5350793481
• The cube root of 72139264000 is 4162.8481481867

Scales and comparisons

• 72,139,264,000 seconds is equal to 2,293 years, 41 weeks, 6 days, 4 hours, 26 minutes, 40 seconds.
• To count from 1 to 72,139,264,000 would take you about four thousand, five hundred eighty-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 72139264000 cubic inches would be around 346.9 feet tall.

Recreational maths with 72139264000

• 72139264000 backwards is 00046293127
• The number of decimal digits it has is: 11
• The sum of 72139264000's digits is 34
• More coming soon!