1355159281890778

Names of 1355159281890778

• Cardinal: 1355159281890778 can be written as One quadrillion, three hundred fifty-five trillion, one hundred fifty-nine billion, two hundred eighty-one million, eight hundred ninety thousand, seven hundred seventy-eight.

Scientific notation

• Scientific notation: 1.355159281890778 × 10¹⁵

Factors of 1355159281890778

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 7138955224

Divisors of 1355159281890778

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 7 13 14 26 49 91 98 149 182 298 637 1043 1274 1937 2086 3874 7301 13559 14602 27118 94913 189826 7138955053 14277910106 49972685371 92806415689 99945370742 185612831378 349808797597 649644909823 699617595194 1063704302897 1299289819646 2127408605794 4547514368761 7445930120279 9095028737522 13828155937661 14891860240558 27656311875322 52121510841953 96797091563627 104243021683906 193594183127254 677579640945389 1355159281890778
• Sum of all divisors σ(n): 2563598759891400
• Sum of proper divisors (its aliquot sum) s(n): 1208439478000622
• 1355159281890778 is a deficient number, because the sum of its proper divisors (1208439478000622) is less than itself. Its deficiency is 146719803890156

Bases of 1355159281890778

• Binary: 100110100001000001010011011100111000111010111011010₂
• Hexadecimal: 0x4D0829B9C75DA
• Base-36: DCD3KV9FIY

Squares and roots of 1355159281890778

• 1355159281890778 squared (1355159281890778²) is 1836456679294729109814721445284
• 1355159281890778 cubed (1355159281890778³) is 2488691314736567895415088163988884220391190952
• The square root of 1355159281890778 is 36812488.1241512661
• The cube root of 1355159281890778 is 110661.5582582659

Scales and comparisons

• 1,355,159,281,890,778 seconds is equal to 43,089,873 years, 19 weeks, 5 days, 18 hours, 32 minutes, 58 seconds.
• To count from 1 to 1,355,159,281,890,778 would take you about one hundred twenty-nine million, two hundred sixty-nine thousand, six hundred twenty 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 1355159281890778 cubic inches would be around 9221.8 feet tall.

Recreational maths with 1355159281890778

• 1355159281890778 backwards is 8770981829515531
• The number of decimal digits it has is: 16
• The sum of 1355159281890778's digits is 79
• More coming soon!