138218448000

Names of 138218448000

• Cardinal: 138218448000 can be written as One hundred thirty-eight billion, two hundred eighteen million, four hundred forty-eight thousand.

Scientific notation

• Scientific notation: 1.38218448 × 10¹¹

Factors of 138218448000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2879561

Divisors of 138218448000

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 64 75 80 96 100 120 125 128 150 160 192 200 240 250 300 320 375 384 400 480 500 600 640 750 800 960 1000 1200 1500 1600 1920 2000 2400 3000 3200 4000 4800 6000 8000 9600 12000 16000 24000 48000 2879551 5759102 8638653 11518204 14397755 17277306 23036408 28795510 34554612 43193265 46072816 57591020 69109224 71988775 86386530 92145632 115182040 138218448 143977550 172773060 184291264 215966325 230364080 276436896 287955100 345546120 359943875 368582528 431932650 460728160 552873792 575910200 691092240 719887750 863865300 921456320 1079831625 1105747584 1151820400 1382184480 1439775500 1727730600 1842912640 2159663250 2303640800 2764368960 2879551000 3455461200 4319326500 4607281600 5528737920 5759102000 6910922400 8638653000 9214563200 11518204000 13821844800 17277306000 23036408000 27643689600 34554612000 46072816000 69109224000 138218448000
• Sum of all divisors σ(n): 458194314240
• Sum of proper divisors (its aliquot sum) s(n): 319975866240
• 138218448000 is an abundant number, because the sum of its proper divisors (319975866240) is greater than itself. Its abundance is 181757418240

Bases of 138218448000

• Binary: 10000000101110011101100010010010000000₂
• Hexadecimal: 0x202E762480
• Base-36: 1RHVP11C

Squares and roots of 138218448000

• 138218448000 squared (138218448000²) is 19104339367528704000000
• 138218448000 cubed (138218448000³) is 2640572137445119062331392000000000
• The square root of 138218448000 is 371777.4172808241
• The cube root of 138218448000 is 5170.3745362291

Scales and comparisons

• 138,218,448,000 seconds is equal to 4,394 years, 47 weeks, 5 days, 13 hours, 20 minutes.
• To count from 1 to 138,218,448,000 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 138218448000 cubic inches would be around 430.9 feet tall.

Recreational maths with 138218448000

• 138218448000 backwards is 000844812831
• The number of decimal digits it has is: 12
• The sum of 138218448000's digits is 39
• More coming soon!