1680972864

Names of 1680972864

• Cardinal: 1680972864 can be written as One billion, six hundred eighty million, nine hundred seventy-two thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.680972864 × 10⁹

Factors of 1680972864

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 460817

Divisors of 1680972864

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 32 38 48 57 64 76 96 114 152 192 228 304 456 608 912 1216 1824 3648 460793 921586 1382379 1843172 2764758 3686344 5529516 7372688 8755067 11059032 14745376 17510134 22118064 26265201 29490752 35020268 44236128 52530402 70040536 88472256 105060804 140081072 210121608 280162144 420243216 560324288 840486432 1680972864
• Sum of all divisors σ(n): 4681667040
• Sum of proper divisors (its aliquot sum) s(n): 3000694176
• 1680972864 is an abundant number, because the sum of its proper divisors (3000694176) is greater than itself. Its abundance is 1319721312

Bases of 1680972864

• Binary: 1100100001100011001110001000000₂
• Hexadecimal: 0x64319C40
• Base-36: RST2YO

Squares and roots of 1680972864

• 1680972864 squared (1680972864²) is 2825669769504362496
• 1680972864 cubed (1680972864³) is 4749874205161968085395308544
• The square root of 1680972864 is 40999.6690718353
• The cube root of 1680972864 is 1189.0138156253

Scales and comparisons

• 1,680,972,864 seconds is equal to 53 years, 23 weeks, 2 days, 16 hours, 54 minutes, 24 seconds.
• To count from 1 to 1,680,972,864 would take you about one hundred six 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 1680972864 cubic inches would be around 99.1 feet tall.

Recreational maths with 1680972864

• 1680972864 backwards is 4682790861
• The number of decimal digits it has is: 10
• The sum of 1680972864's digits is 51
• More coming soon!