13721944400

Names of 13721944400

• Cardinal: 13721944400 can be written as Thirteen billion, seven hundred twenty-one million, nine hundred forty-four thousand, four hundred.

Scientific notation

• Scientific notation: 1.37219444 × 10¹⁰

Factors of 13721944400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 106250

Divisors of 13721944400

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 8 10 16 17 19 20 25 34 38 40 50 68 76 80 85 95 100 136 152 170 190 200 272 304 323 340 380 400 425 475 646 680 760 850 950 1292 1360 1520 1615 1700 1900 2584 3230 3400 3800 5168 6460 6800 7600 8075 12920 16150 25840 32300 64600 106207 129200 212414 424828 531035 849656 1062070 1699312 1805519 2017933 2124140 2655175 3611038 4035866 4248280 5310350 7222076 8071732 8496560 9027595 10089665 10620700 14444152 16143464 18055190 20179330 21241400 28888304 32286928 34304861 36110380 40358660 42482800 45137975 50448325 68609722 72220760 80717320 90275950 100896650 137219444 144441520 161434640 171524305 180551900 201793300 274438888 343048610 361103800 403586600 548877776 686097220 722207600 807173200 857621525 1372194440 1715243050 2744388880 3430486100 6860972200 13721944400
• Sum of all divisors σ(n): 36743719680
• Sum of proper divisors (its aliquot sum) s(n): 23021775280
• 13721944400 is an abundant number, because the sum of its proper divisors (23021775280) is greater than itself. Its abundance is 9299830880

Bases of 13721944400

• Binary: 1100110001111001000100000101010000₂
• Hexadecimal: 0x331E44150
• Base-36: 6AXOW28

Squares and roots of 13721944400

• 13721944400 squared (13721944400²) is 188291758116691360000
• 13721944400 cubed (13721944400³) is 2583729035855487553880384000000
• The square root of 13721944400 is 117140.7034296789
• The cube root of 13721944400 is 2394.0794110677

Scales and comparisons

• 13,721,944,400 seconds is equal to 436 years, 16 weeks, 2 days, 19 hours, 13 minutes, 20 seconds.
• To count from 1 to 13,721,944,400 would take you about eight hundred seventy-two 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 13721944400 cubic inches would be around 199.5 feet tall.

Recreational maths with 13721944400

• 13721944400 backwards is 00444912731
• The number of decimal digits it has is: 11
• The sum of 13721944400's digits is 35
• More coming soon!