13838793400

Names of 13838793400

• Cardinal: 13838793400 can be written as Thirteen billion, eight hundred thirty-eight million, seven hundred ninety-three thousand, four hundred.

Scientific notation

• Scientific notation: 1.38387934 × 10¹⁰

Factors of 13838793400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 11173

Divisors of 13838793400

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 8 10 20 25 40 50 79 100 158 200 316 395 632 790 1580 1975 3160 3950 6241 7900 11087 12482 15800 22174 24964 31205 44348 49928 55435 62410 88696 110870 124820 156025 221740 249640 277175 312050 443480 554350 624100 875873 1108700 1248200 1751746 2217400 3503492 4379365 7006984 8758730 17517460 21896825 35034920 43793650 69193967 87587300 138387934 175174600 276775868 345969835 553551736 691939670 1383879340 1729849175 2767758680 3459698350 6919396700 13838793400
• Sum of all divisors σ(n): 32590570320
• Sum of proper divisors (its aliquot sum) s(n): 18751776920
• 13838793400 is an abundant number, because the sum of its proper divisors (18751776920) is greater than itself. Its abundance is 4912983520

Bases of 13838793400

• Binary: 1100111000110110110011101010111000₂
• Hexadecimal: 0x338DB3AB8
• Base-36: 6CV9DBS

Squares and roots of 13838793400

• 13838793400 squared (13838793400²) is 191512202767883560000
• 13838793400 cubed (13838793400³) is 2650297807683648742096504000000
• The square root of 13838793400 is 117638.4010431967
• The cube root of 13838793400 is 2400.8557943409

Scales and comparisons

• 13,838,793,400 seconds is equal to 440 years, 1 week, 4 days, 5 hours, 16 minutes, 40 seconds.
• To count from 1 to 13,838,793,400 would take you about eight hundred eighty 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 13838793400 cubic inches would be around 200.1 feet tall.

Recreational maths with 13838793400

• 13838793400 backwards is 00439783831
• The number of decimal digits it has is: 11
• The sum of 13838793400's digits is 46
• More coming soon!