218537318043

Names of 218537318043

• Cardinal: 218537318043 can be written as Two hundred eighteen billion, five hundred thirty-seven million, three hundred eighteen thousand and forty-three.

Scientific notation

• Scientific notation: 2.18537318043 × 10¹¹

Factors of 218537318043

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1521

Divisors of 218537318043

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 11 33 73 99 219 401 657 803 1033 1203 2409 3099 3609 4411 5329 7227 9297 11363 13233 15987 29273 34089 39699 47961 58619 75409 87819 102267 175857 226227 263457 322003 414233 527571 678681 829499 966009 1242699 2136929 2488497 2898027 3728097 4556563 5504857 6410787 7465491 13669689 16514571 19232361 23506219 30239009 41009067 49543713 60553427 70518657 90717027 181660281 211555971 272151081 332629099 544980843 997887297 2207447657 2993661891 6622342971 19867028913 24281924227 72845772681 218537318043
• Sum of all divisors σ(n): 350353255824
• Sum of proper divisors (its aliquot sum) s(n): 131815937781
• 218537318043 is a deficient number, because the sum of its proper divisors (131815937781) is less than itself. Its deficiency is 86721380262

Bases of 218537318043

• Binary: 11001011100001110101101101011010011011₂
• Hexadecimal: 0x32E1D6D69B
• Base-36: 2SE7H5SR

Squares and roots of 218537318043

• 218537318043 squared (218537318043²) is 47758559377427333349849
• 218537318043 cubed (218537318043³) is 10437027479940337223397331499025507
• The square root of 218537318043 is 467479.7514791417
• The cube root of 218537318043 is 6023.4022890549

Scales and comparisons

• 218,537,318,043 seconds is equal to 6,948 years, 42 weeks, 1 day, 2 hours, 34 minutes, 3 seconds.
• To count from 1 to 218,537,318,043 would take you about thirteen thousand, eight hundred ninety-seven 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 218537318043 cubic inches would be around 502 feet tall.

Recreational maths with 218537318043

• 218537318043 backwards is 340813735812
• The number of decimal digits it has is: 12
• The sum of 218537318043's digits is 45
• More coming soon!