490150985751

Names of 490150985751

• Cardinal: 490150985751 can be written as Four hundred ninety billion, one hundred fifty million, nine hundred eighty-five thousand, seven hundred fifty-one.

Scientific notation

• Scientific notation: 4.90150985751 × 10¹¹

Factors of 490150985751

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 128807

Divisors of 490150985751

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 9 21 27 31 63 93 189 217 279 651 653 837 1953 1959 4571 5859 5877 13713 17631 20243 41139 60729 123417 128113 141701 182187 384339 425103 546561 896791 1153017 1275309 2690373 3459051 3825927 3971503 8071119 11914509 24213357 27800521 35743527 83401563 83657789 107230581 250204689 250973367 585604523 750614067 752920101 1756813569 2258760303 2593391459 5270440707 7780174377 15811322121 18153740213 23340523131 54461220639 70021569393 163383661917 490150985751
• Sum of all divisors σ(n): 857974333440
• Sum of proper divisors (its aliquot sum) s(n): 367823347689
• 490150985751 is a deficient number, because the sum of its proper divisors (367823347689) is less than itself. Its deficiency is 122327638062

Bases of 490150985751

• Binary: 111001000011111010001101000000000010111₂
• Hexadecimal: 0x721F468017
• Base-36: 69678P3R

Squares and roots of 490150985751

• 490150985751 squared (490150985751²) is 240247988832677005034001
• 490150985751 cubed (490150985751³) is 117757788551031873817605979421519751
• The square root of 490150985751 is 700107.8386584455
• The cube root of 490150985751 is 7884.5448293873

Scales and comparisons

• 490,150,985,751 seconds is equal to 15,585 years, 14 weeks, 5 days, 19 hours, 35 minutes, 51 seconds.
• To count from 1 to 490,150,985,751 would take you about thirty-one thousand, one hundred seventy 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 490150985751 cubic inches would be around 657 feet tall.

Recreational maths with 490150985751

• 490150985751 backwards is 157589051094
• The number of decimal digits it has is: 12
• The sum of 490150985751's digits is 54
• More coming soon!