8489900920842

Names of 8489900920842

• Cardinal: 8489900920842 can be written as Eight trillion, four hundred eighty-nine billion, nine hundred million, nine hundred twenty thousand, eight hundred forty-two.

Scientific notation

• Scientific notation: 8.489900920842 × 10¹²

Factors of 8489900920842

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 160592942

Divisors of 8489900920842

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 33 54 66 89 99 178 198 267 297 534 594 801 979 1602 1958 2403 2937 4806 5874 8811 17622 26433 52866 160592837 321185674 481778511 963557022 1445335533 1766521207 2890671066 3533042414 4336006599 5299563621 8672013198 10599127242 14292762493 15898690863 28585524986 31797381726 42878287479 47696072589 85756574958 95392145178 128634862437 157220387423 257269724874 314440774846 385904587311 471661162269 771809174622 943322324538 1414983486807 2829966973614 4244950460421 8489900920842
• Sum of all divisors σ(n): 20812831804800
• Sum of proper divisors (its aliquot sum) s(n): 12322930883958
• 8489900920842 is an abundant number, because the sum of its proper divisors (12322930883958) is greater than itself. Its abundance is 3833029963116

Bases of 8489900920842

• Binary: 1111011100010110101100001110101000000001010₂
• Hexadecimal: 0x7B8B587500A
• Base-36: 30C7FSZYI

Squares and roots of 8489900920842

• 8489900920842 squared (8489900920842²) is 72078417645713839549988964
• 8489900920842 cubed (8489900920842³) is 611938624343180188109874744354537587688
• The square root of 8489900920842 is 2913743.4548775909
• The cube root of 8489900920842 is 20400.1897656655

Scales and comparisons

• 8,489,900,920,842 seconds is equal to 269,952 years, 30 weeks, 4 days, 3 hours, 20 minutes, 42 seconds.
• To count from 1 to 8,489,900,920,842 would take you about six hundred seventy-four thousand, eight hundred eighty-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 8489900920842 cubic inches would be around 1700 feet tall.

Recreational maths with 8489900920842

• 8489900920842 backwards is 2480290099848
• The number of decimal digits it has is: 13
• The sum of 8489900920842's digits is 63
• More coming soon!