18090458810944

Names of 18090458810944

• Cardinal: 18090458810944 can be written as Eighteen trillion, ninety billion, four hundred fifty-eight million, eight hundred ten thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.8090458810944 × 10¹³

Factors of 18090458810944

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 40912

Divisors of 18090458810944

• Number of divisors d(n): 63
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 104 169 208 338 416 676 832 1352 2704 5408 10816 40897 81794 163588 327176 531661 654352 1063322 1308704 2126644 2617408 4253288 6911593 8506576 13823186 17013152 27646372 34026304 55292744 110585488 221170976 442341952 1672564609 3345129218 6690258436 13380516872 21743339917 26761033744 43486679834 53522067488 86973359668 107044134976 173946719336 282663418921 347893438672 565326837842 695786877344 1130653675684 1391573754688 2261307351368 4522614702736 9045229405472 18090458810944
• Sum of all divisors σ(n): 38873024588187
• Sum of proper divisors (its aliquot sum) s(n): 20782565777243
• 18090458810944 is an abundant number, because the sum of its proper divisors (20782565777243) is greater than itself. Its abundance is 2692106966299

Bases of 18090458810944

• Binary: 100000111010000000011010111110000101001000000₂
• Hexadecimal: 0x1074035F0A40
• Base-36: 6EUN43E4G

Squares and roots of 18090458810944

• 18090458810944 squared (18090458810944²) is 327264699990461402334171136
• 18090458810944 cubed (18090458810944³) is 5920368575453387268612156355102365712384
• 18090458810944 is a perfect square number. Its square root is 4253288
• The cube root of 18090458810944 is 26251.2422987303

Scales and comparisons

• 18,090,458,810,944 seconds is equal to 575,220 years, 32 weeks, 6 days, 7 hours, 29 minutes, 4 seconds.
• To count from 1 to 18,090,458,810,944 would take you about one million, four hundred thirty-eight thousand and fifty-one 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 18090458810944 cubic inches would be around 2187.6 feet tall.

Recreational maths with 18090458810944

• 18090458810944 backwards is 44901885409081
• The number of decimal digits it has is: 14
• The sum of 18090458810944's digits is 61
• More coming soon!