199409118440

Names of 199409118440

• Cardinal: 199409118440 can be written as One hundred ninety-nine billion, four hundred nine million, one hundred eighteen thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.9940911844 × 10¹¹

Factors of 199409118440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 37482950

Divisors of 199409118440

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 7 8 10 14 19 20 28 35 38 40 56 70 76 95 133 140 152 190 266 280 380 532 665 760 1064 1330 2660 5320 37482917 74965834 149931668 187414585 262380419 299863336 374829170 524760838 712175423 749658340 1049521676 1311902095 1424350846 1499316680 2099043352 2623804190 2848701692 3560877115 4985227961 5247608380 5697403384 7121754230 9970455922 10495216760 14243508460 19940911844 24926139805 28487016920 39881823688 49852279610 99704559220 199409118440
• Sum of all divisors σ(n): 539754019200
• Sum of proper divisors (its aliquot sum) s(n): 340344900760
• 199409118440 is an abundant number, because the sum of its proper divisors (340344900760) is greater than itself. Its abundance is 140935782320

Bases of 199409118440

• Binary: 10111001101101101101011010110011101000₂
• Hexadecimal: 0x2E6DB5ACE8
• Base-36: 2JLV1GIW

Squares and roots of 199409118440

• 199409118440 squared (199409118440²) is 39763996517017948033600
• 199409118440 cubed (199409118440³) is 7929303491109779475037907499584000
• The square root of 199409118440 is 446552.4811710265
• The cube root of 199409118440 is 5842.2706349201

Scales and comparisons

• 199,409,118,440 seconds is equal to 6,340 years, 30 weeks, 5 days, 21 hours, 47 minutes, 20 seconds.
• To count from 1 to 199,409,118,440 would take you about twelve thousand, six 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 199409118440 cubic inches would be around 486.9 feet tall.

Recreational maths with 199409118440

• 199409118440 backwards is 044811904991
• The number of decimal digits it has is: 12
• The sum of 199409118440's digits is 50
• More coming soon!