990084858769185

Names of 990084858769185

• Cardinal: 990084858769185 can be written as Nine hundred ninety trillion, eighty-four billion, eight hundred fifty-eight million, seven hundred sixty-nine thousand, one hundred eighty-five.

Scientific notation

• Scientific notation: 9.90084858769185 × 10¹⁴

Factors of 990084858769185

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 7970234

Divisors of 990084858769185

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 15 37 61 111 183 185 305 555 915 2257 3671 6771 11013 11285 18355 33855 55065 135827 223931 407481 671793 679135 1119655 2037405 3358965 7966457 8285447 23899371 24856341 39832285 41427235 119496855 124281705 294758909 485953877 884276727 1457861631 1473794545 2429769385 4421383635 7289308155 17980293449 29244863647 53940880347 87734590941 89901467245 146224318235 269704401735 438672954705 1082059954939 1783936682467 3246179864817 5351810047401 5410299774695 8919683412335 16230899324085 26759050237005 66005657251279 198016971753837 330028286256395 990084858769185
• Sum of all divisors σ(n): 1654072233030144
• Sum of proper divisors (its aliquot sum) s(n): 663987374260959
• 990084858769185 is a deficient number, because the sum of its proper divisors (663987374260959) is less than itself. Its deficiency is 326097484508226

Bases of 990084858769185

• Binary: 11100001000111101000011000010011011110111100100001₂
• Hexadecimal: 0x3847A184DEF21
• Base-36: 9QYEPDOE8X

Squares and roots of 990084858769185

• 990084858769185 squared (990084858769185²) is 980268027563997007593105564225
• 990084858769185 cubed (990084858769185³) is 970548531626647525957057882620221908468406625
• The square root of 990084858769185 is 31465613.9105720453
• The cube root of 990084858769185 is 99668.3969016003

Scales and comparisons

• 990,084,858,769,185 seconds is equal to 31,481,635 years, 50 weeks, 5 days, 19 minutes, 45 seconds.
• To count from 1 to 990,084,858,769,185 would take you about seventy-eight million, seven hundred four thousand and eighty-nine 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 990084858769185 cubic inches would be around 8305.7 feet tall.

Recreational maths with 990084858769185

• 990084858769185 backwards is 581967858480099
• The number of decimal digits it has is: 15
• The sum of 990084858769185's digits is 87
• More coming soon!