20388443094

Names of 20388443094

• Cardinal: 20388443094 can be written as Twenty billion, three hundred eighty-eight million, four hundred forty-three thousand and ninety-four.

Scientific notation

• Scientific notation: 2.0388443094 × 10¹⁰

Factors of 20388443094

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 149

Divisors of 20388443094

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 9 17 18 27 34 51 54 81 102 127 153 162 243 254 289 306 381 459 486 578 729 762 867 918 1143 1377 1458 1734 2159 2187 2286 2601 2754 3429 4131 4318 4374 5202 6477 6858 7803 8262 10287 12393 12954 15606 16129 19431 20574 23409 24786 30861 32258 36703 37179 38862 46818 48387 58293 61722 70227 73406 74358 92583 96774 110109 116586 140454 145161 174879 185166 210681 220218 274193 277749 290322 330327 349758 421362 435483 524637 548386 555498 632043 660654 822579 870966 990981 1049274 1264086 1306449 1573911 1645158 1981962 2467737 2612898 2972943 3147822 3919347 4661281 4721733 4935474 5945886 7403211 7838694 8918829 9322562 9443466 11758041 13983843 14806422 17837658 22209633 23516082 26756487 27967686 35274123 41951529 44419266 53512974 66628899 70548246 80269461 83903058 125854587 133257798 160538922 199886697 251709174 377563761 399773394 599660091 755127522 1132691283 1199320182 2265382566 3398073849 6796147698 10194221547 20388443094
• Sum of all divisors σ(n): 49110446160
• Sum of proper divisors (its aliquot sum) s(n): 28722003066
• 20388443094 is an abundant number, because the sum of its proper divisors (28722003066) is greater than itself. Its abundance is 8333559972

Bases of 20388443094

• Binary: 10010111111001111101111001111010110₂
• Hexadecimal: 0x4BF3EF3D6
• Base-36: 9D6R3DI

Squares and roots of 20388443094

• 20388443094 squared (20388443094²) is 415688611797276292836
• 20388443094 cubed (20388443094³) is 8475243606452624760682065874584
• The square root of 20388443094 is 142788.1055760599
• The cube root of 20388443094 is 2731.8783378193

Scales and comparisons

• 20,388,443,094 seconds is equal to 648 years, 15 weeks, 8 hours, 24 minutes, 54 seconds.
• To count from 1 to 20,388,443,094 would take you about one thousand, two hundred ninety-six 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 20388443094 cubic inches would be around 227.7 feet tall.

Recreational maths with 20388443094

• 20388443094 backwards is 49034488302
• The number of decimal digits it has is: 11
• The sum of 20388443094's digits is 45
• More coming soon!