163989001728

Names of 163989001728

• Cardinal: 163989001728 can be written as One hundred sixty-three billion, nine hundred eighty-nine million, one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.63989001728 × 10¹¹

Factors of 163989001728

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 35587896

Divisors of 163989001728

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 512 576 768 1152 1536 2304 4608 35587891 71175782 106763673 142351564 213527346 284703128 320291019 427054692 569406256 640582038 854109384 1138812512 1281164076 1708218768 2277625024 2562328152 3416437536 4555250048 5124656304 6832875072 9110500096 10249312608 13665750144 18221000192 20498625216 27331500288 40997250432 54663000576 81994500864 163989001728
• Sum of all divisors σ(n): 473283375708
• Sum of proper divisors (its aliquot sum) s(n): 309294373980
• 163989001728 is an abundant number, because the sum of its proper divisors (309294373980) is greater than itself. Its abundance is 145305372252

Bases of 163989001728

• Binary: 10011000101110100000011001011000000000₂
• Hexadecimal: 0x262E819600
• Base-36: 23C2TFK0

Squares and roots of 163989001728

• 163989001728 squared (163989001728²) is 26892392687745986985984
• 163989001728 cubed (163989001728³) is 4410056630940831224269595687780352
• The square root of 163989001728 is 404955.5552502027
• The cube root of 163989001728 is 5473.5813117341

Scales and comparisons

• 163,989,001,728 seconds is equal to 5,214 years, 17 weeks, 5 days, 20 hours, 28 minutes, 48 seconds.
• To count from 1 to 163,989,001,728 would take you about ten thousand, four hundred twenty-eight 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 163989001728 cubic inches would be around 456.1 feet tall.

Recreational maths with 163989001728

• 163989001728 backwards is 827100989361
• The number of decimal digits it has is: 12
• The sum of 163989001728's digits is 54
• More coming soon!