168002073920

Names of 168002073920

• Cardinal: 168002073920 can be written as One hundred sixty-eight billion, two million, seventy-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.6800207392 × 10¹¹

Factors of 168002073920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1677657

Divisors of 168002073920

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 160 313 320 626 1252 1565 2504 3130 5008 6260 10016 12520 20032 25040 50080 100160 1677337 3354674 6709348 8386685 13418696 16773370 26837392 33546740 53674784 67093480 107349568 134186960 268373920 525006481 536747840 1050012962 2100025924 2625032405 4200051848 5250064810 8400103696 10500129620 16800207392 21000259240 33600414784 42000518480 84001036960 168002073920
• Sum of all divisors σ(n): 401333308584
• Sum of proper divisors (its aliquot sum) s(n): 233331234664
• 168002073920 is an abundant number, because the sum of its proper divisors (233331234664) is greater than itself. Its abundance is 65329160744

Bases of 168002073920

• Binary: 10011100011101101101000011010101000000₂
• Hexadecimal: 0x271DB43540
• Base-36: 256G3HVK

Squares and roots of 168002073920

• 168002073920 squared (168002073920²) is 28224696841421144166400
• 168002073920 cubed (168002073920³) is 4741807605122025580094509580288000
• The square root of 168002073920 is 409880.5605539253
• The cube root of 168002073920 is 5517.8710581767

Scales and comparisons

• 168,002,073,920 seconds is equal to 5,341 years, 49 weeks, 1 day, 10 hours, 45 minutes, 20 seconds.
• To count from 1 to 168,002,073,920 would take you about ten thousand, six hundred eighty-three 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 168002073920 cubic inches would be around 459.8 feet tall.

Recreational maths with 168002073920

• 168002073920 backwards is 029370200861
• The number of decimal digits it has is: 12
• The sum of 168002073920's digits is 38
• More coming soon!