420989231008

Names of 420989231008

• Cardinal: 420989231008 can be written as Four hundred twenty billion, nine hundred eighty-nine million, two hundred thirty-one thousand and eight.

Scientific notation

• Scientific notation: 4.20989231008 × 10¹¹

Factors of 420989231008

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 216

Divisors of 420989231008

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 32 101 113 202 226 404 452 808 904 1616 1808 3232 3616 10201 11413 12769 20402 22826 25538 40804 45652 51076 81608 91304 102152 163216 182608 204304 326432 365216 408608 1030301 1152713 1289669 2060602 2305426 2579338 4121204 4610852 5158676 8242408 9221704 10317352 16484816 18443408 20634704 32969632 36886816 41269408 116424013 130256569 232848026 260513138 465696052 521026276 931392104 1042052552 1862784208 2084105104 3725568416 4168210208 13155913469 26311826938 52623653876 105247307752 210494615504 420989231008
• Sum of all divisors σ(n): 844584383916
• Sum of proper divisors (its aliquot sum) s(n): 423595152908
• 420989231008 is an abundant number, because the sum of its proper divisors (423595152908) is greater than itself. Its abundance is 2605921900

Bases of 420989231008

• Binary: 110001000000100111010011101111110100000₂
• Hexadecimal: 0x6204E9DFA0
• Base-36: 5DEE49LS

Squares and roots of 420989231008

• 420989231008 squared (420989231008²) is 177231932624707188696064
• 420989231008 cubed (420989231008³) is 74612735025737146430325533596352512
• The square root of 420989231008 is 648836.8292629511
• The cube root of 420989231008 is 7494.7473206729

Scales and comparisons

• 420,989,231,008 seconds is equal to 13,386 years, 8 weeks, 13 hours, 3 minutes, 28 seconds.
• To count from 1 to 420,989,231,008 would take you about twenty-six thousand, seven hundred seventy-two 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 420989231008 cubic inches would be around 624.6 feet tall.

Recreational maths with 420989231008

• 420989231008 backwards is 800132989024
• The number of decimal digits it has is: 12
• The sum of 420989231008's digits is 46
• More coming soon!