138740864000

Names of 138740864000

• Cardinal: 138740864000 can be written as One hundred thirty-eight billion, seven hundred forty million, eight hundred sixty-four thousand.

Scientific notation

• Scientific notation: 1.38740864 × 10¹¹

Factors of 138740864000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1083920

Divisors of 138740864000

• Number of divisors d(n): 88
• 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 2560 3200 4000 5120 6400 8000 12800 16000 25600 32000 64000 128000 1083913 2167826 4335652 5419565 8671304 10839130 17342608 21678260 27097825 34685216 43356520 54195650 69370432 86713040 108391300 135489125 138740864 173426080 216782600 270978250 277481728 346852160 433565200 541956500 554963456 693704320 867130400 1083913000 1109926912 1387408640 1734260800 2167826000 2774817280 3468521600 4335652000 5549634560 6937043200 8671304000 13874086400 17342608000 27748172800 34685216000 69370432000 138740864000
• Sum of all divisors σ(n): 346128425448
• Sum of proper divisors (its aliquot sum) s(n): 207387561448
• 138740864000 is an abundant number, because the sum of its proper divisors (207387561448) is greater than itself. Its abundance is 68646697448

Bases of 138740864000

• Binary: 10000001001101100110011001010000000000₂
• Hexadecimal: 0x204D999400
• Base-36: 1RQIQ7SW

Squares and roots of 138740864000

• 138740864000 squared (138740864000²) is 19249027343466496000000
• 138740864000 cubed (138740864000³) is 2670626684792166410092544000000000
• The square root of 138740864000 is 372479.3470784655
• The cube root of 138740864000 is 5176.8803982797

Scales and comparisons

• 138,740,864,000 seconds is equal to 4,411 years, 27 weeks, 4 days, 53 minutes, 20 seconds.
• To count from 1 to 138,740,864,000 would take you about eight thousand, eight hundred twenty-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 138740864000 cubic inches would be around 431.4 feet tall.

Recreational maths with 138740864000

• 138740864000 backwards is 000468047831
• The number of decimal digits it has is: 12
• The sum of 138740864000's digits is 41
• More coming soon!