12920743983

Names of 12920743983

• Cardinal: 12920743983 can be written as Twelve billion, nine hundred twenty million, seven hundred forty-three thousand, nine hundred eighty-three.

Scientific notation

• Scientific notation: 1.2920743983 × 10¹⁰

Factors of 12920743983

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1147

Divisors of 12920743983

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 19 21 31 57 93 133 217 399 589 651 961 1087 1767 2883 3261 4123 6727 7609 12369 18259 20181 20653 22827 29791 33697 54777 61959 89373 101091 127813 144571 208537 235879 383439 433713 566029 625611 640243 707637 1044607 1698087 1920729 3133821 3962203 4481701 7312249 11886609 13445103 19847533 21936747 32382817 59542599 97148451 138932731 226679719 416798193 615273523 680039157 1845820569 4306914661 12920743983
• Sum of all divisors σ(n): 21435514880
• Sum of proper divisors (its aliquot sum) s(n): 8514770897
• 12920743983 is a deficient number, because the sum of its proper divisors (8514770897) is less than itself. Its deficiency is 4405973086

Bases of 12920743983

• Binary: 1100000010001000101110100000101111₂
• Hexadecimal: 0x30222E82F
• Base-36: 5XOODV3

Squares and roots of 12920743983

• 12920743983 squared (12920743983²) is 166945625074230704289
• 12920743983 cubed (12920743983³) is 2157061680666040300795949043087
• The square root of 12920743983 is 113669.4505265157
• The cube root of 12920743983 is 2346.5465485791

Scales and comparisons

• 12,920,743,983 seconds is equal to 410 years, 43 weeks, 4 days, 15 hours, 33 minutes, 3 seconds.
• To count from 1 to 12,920,743,983 would take you about eight hundred twenty-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 12920743983 cubic inches would be around 195.5 feet tall.

Recreational maths with 12920743983

• 12920743983 backwards is 38934702921
• The number of decimal digits it has is: 11
• The sum of 12920743983's digits is 48
• More coming soon!