1989738409826516

Names of 1989738409826516

• Cardinal: 1989738409826516 can be written as One quadrillion, nine hundred eighty-nine trillion, seven hundred thirty-eight billion, four hundred nine million, eight hundred twenty-six thousand, five hundred sixteen.

Scientific notation

• Scientific notation: 1.989738409826516 × 10¹⁵

Factors of 1989738409826516

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 29911918

Divisors of 1989738409826516

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 17 34 68 463 926 1852 2113 4226 7871 8452 15742 31484 35921 71842 143684 978319 1956638 3913276 16631423 29909323 33262846 59818646 66525692 119637292 508458491 1016916982 2033833964 13848016549 27696033098 55392066196 63198399499 126396798998 235416281333 252793597996 470832562666 941665125332 1074372791483 2148745582966 4297491165932 29260858968037 58521717936074 117043435872148 497434602456629 994869204913258 1989738409826516
• Sum of all divisors σ(n): 3696579970562304
• Sum of proper divisors (its aliquot sum) s(n): 1706841560735788
• 1989738409826516 is a deficient number, because the sum of its proper divisors (1706841560735788) is less than itself. Its deficiency is 282896849090728

Bases of 1989738409826516

• Binary: 111000100011010100000010011000111010001100011010100₂
• Hexadecimal: 0x711A8131D18D4
• Base-36: JLAX7FOQTW

Squares and roots of 1989738409826516

• 1989738409826516 squared (1989738409826516²) is 3959058939538952543389216698256
• 1989738409826516 cubed (1989738409826516³) is 7877491638767688185681740401296008343279756096
• The square root of 1989738409826516 is 44606483.9437779045
• The cube root of 1989738409826516 is 125776.2555166089

Scales and comparisons

• 1,989,738,409,826,516 seconds is equal to 63,267,526 years, 39 weeks, 6 days, 8 hours, 41 minutes, 56 seconds.
• To count from 1 to 1,989,738,409,826,516 would take you about one hundred eighty-nine million, eight hundred two thousand, five hundred eighty 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 1989738409826516 cubic inches would be around 10481.4 feet tall.

Recreational maths with 1989738409826516

• 1989738409826516 backwards is 6156289048379891
• The number of decimal digits it has is: 16
• The sum of 1989738409826516's digits is 86
• More coming soon!