18239566640128

Names of 18239566640128

• Cardinal: 18239566640128 can be written as Eighteen trillion, two hundred thirty-nine billion, five hundred sixty-six million, six hundred forty thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8239566640128 × 10¹³

Factors of 18239566640128

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 632

Divisors of 18239566640128

• Number of divisors d(n): 132
• Complete list of divisors:
  1 2 4 8 16 32 37 64 74 128 148 256 296 512 592 593 1024 1184 1186 1369 2368 2372 2738 4736 4744 5476 9472 9488 10952 18944 18976 21904 21941 37888 37952 43808 43882 50653 75904 87616 87764 101306 151808 175232 175528 202612 303616 350464 351056 351649 405224 607232 700928 702112 703298 810448 811817 1401856 1404224 1406596 1620896 1623634 2808448 2813192 3241792 3247268 5616896 5626384 6483584 6494536 11233792 11252768 12967168 12989072 13011013 22467584 22505536 25934336 25978144 26022026 30037229 45011072 51868672 51956288 52044052 60074458 90022144 103912576 104088104 120148916 180044288 207825152 208176208 240297832 360088576 415650304 416352416 480595664 481407481 831300608 832704832 961191328 962814962 1665409664 1922382656 1925629924 3330819328 3844765312 3851259848 6661638656 7689530624 7702519696 13323277312 15379061248 15405039392 17812076797 30758122496 30810078784 35624153594 61620157568 71248307188 123240315136 142496614376 246480630272 284993228752 492961260544 569986457504 1139972915008 2279945830016 4559891660032 9119783320064 18239566640128
• Sum of all divisors σ(n): 37537416377260
• Sum of proper divisors (its aliquot sum) s(n): 19297849737132
• 18239566640128 is an abundant number, because the sum of its proper divisors (19297849737132) is greater than itself. Its abundance is 1058283097004

Bases of 18239566640128

• Binary: 100001001011010111010111000111111010000000000₂
• Hexadecimal: 0x1096BAE3F400
• Base-36: 6GR531NGG

Squares and roots of 18239566640128

• 18239566640128 squared (18239566640128²) is 332681791219670218659856384
• 18239566640128 cubed (18239566640128³) is 6067971700908325101345939796785891377152
• The square root of 18239566640128 is 4270780.5656727437
• The cube root of 18239566640128 is 26323.1689890023

Scales and comparisons

• 18,239,566,640,128 seconds is equal to 579,961 years, 41 weeks, 4 days, 8 hours, 55 minutes, 28 seconds.
• To count from 1 to 18,239,566,640,128 would take you about one million, four hundred forty-nine thousand, nine hundred four 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 18239566640128 cubic inches would be around 2193.6 feet tall.

Recreational maths with 18239566640128

• 18239566640128 backwards is 82104666593281
• The number of decimal digits it has is: 14
• The sum of 18239566640128's digits is 61
• More coming soon!