16389768491838

Names of 16389768491838

• Cardinal: 16389768491838 can be written as Sixteen trillion, three hundred eighty-nine billion, seven hundred sixty-eight million, four hundred ninety-one thousand, eight hundred thirty-eight.

Scientific notation

• Scientific notation: 1.6389768491838 × 10¹³

Factors of 16389768491838

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2276852

Divisors of 16389768491838

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 42 49 63 98 126 147 294 441 882 8191 16382 24573 49146 57337 73719 114674 147438 172011 344022 401359 516033 802718 1032066 1204077 2268649 2408154 3612231 4537298 6805947 7224462 13611894 15880543 20417841 31761086 40835682 47641629 95283258 111163801 142924887 222327602 285849774 333491403 666982806 1000474209 2000948418 18582503959 37165007918 55747511877 111495023754 130077527713 167242535631 260155055426 334485071262 390232583139 780465166278 910542693991 1170697749417 1821085387982 2341395498834 2731628081973 5463256163946 8194884245919 16389768491838
• Sum of all divisors σ(n): 41313967718400
• Sum of proper divisors (its aliquot sum) s(n): 24924199226562
• 16389768491838 is an abundant number, because the sum of its proper divisors (24924199226562) is greater than itself. Its abundance is 8534430734724

Bases of 16389768491838

• Binary: 11101110100000001010010101000011001100111110₂
• Hexadecimal: 0xEE80A54333E
• Base-36: 5T5CSZLFI

Squares and roots of 16389768491838

• 16389768491838 squared (16389768491838²) is 268624511216045669072618244
• 16389768491838 cubed (16389768491838³) is 4402693550064128740982457957065803892472
• The square root of 16389768491838 is 4048427.9037470829
• The cube root of 16389768491838 is 25401.3972467141

Scales and comparisons

• 16,389,768,491,838 seconds is equal to 521,143 years, 48 weeks, 6 days, 13 hours, 57 minutes, 18 seconds.
• To count from 1 to 16,389,768,491,838 would take you about one million, three hundred two thousand, eight hundred fifty-nine 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 16389768491838 cubic inches would be around 2116.8 feet tall.

Recreational maths with 16389768491838

• 16389768491838 backwards is 83819486798361
• The number of decimal digits it has is: 14
• The sum of 16389768491838's digits is 81
• More coming soon!