166490418021644800

Names of 166490418021644800

• Cardinal: 166490418021644800 can be written as One hundred sixty-six quadrillion, four hundred ninety trillion, four hundred eighteen billion, twenty-one million, six hundred forty-four thousand, eight hundred.

Scientific notation

• Scientific notation: 1.664904180216448 × 10¹⁷

Factors of 166490418021644800

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 13007063907948

Divisors of 166490418021644800

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 128 160 200 256 320 400 512 640 800 1280 1600 2560 3200 6400 12800 13007063907941 26014127815882 52028255631764 65035319539705 104056511263528 130070639079410 208113022527056 260141278158820 325176597698525 416226045054112 520282556317640 650353195397050 832452090108224 1040565112635280 1300706390794100 1664904180216448 2081130225270560 2601412781588200 3329808360432896 4162260450541120 5202825563176400 6659616720865792 8324520901082240 10405651126352800 16649041802164480 20811302252705600 33298083604328960 41622604505411200 83245209010822400 166490418021644800
• Sum of all divisors σ(n): 412493017712564646
• Sum of proper divisors (its aliquot sum) s(n): 246002599690919846
• 166490418021644800 is an abundant number, because the sum of its proper divisors (246002599690919846) is greater than itself. Its abundance is 79512181669275046

Bases of 166490418021644800

• Binary: 1001001111011111100010011100110000101011111011101000000000₂
• Hexadecimal: 0x24F7E2730AFBA00
• Base-36: 19JBXE5MVOXS

Squares and roots of 166490418021644800

• 166490418021644800 squared (166490418021644800²) is 27719059293022027599521297367040000
• 166490418021644800 cubed (166490418021644800³) is 4614957768861995352837440581526907599970107392000000
• The square root of 166490418021644800 is 408032373.7421392401
• The cube root of 166490418021644800 is 550127.1529945789

Scales and comparisons

• 166,490,418,021,644,800 seconds is equal to 5,293,880,304 years, 21 weeks, 3 days, 1 hour, 46 minutes, 40 seconds.
• To count from 1 to 166,490,418,021,644,800 would take you about fifteen billion, eight hundred eighty-one million, six hundred forty thousand, nine hundred thirteen 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 166490418021644800 cubic inches would be around 45843.9 feet tall.

Recreational maths with 166490418021644800

• 166490418021644800 backwards is 008446120814094661
• 166490418021644800 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 166490418021644800's digits is 64
• More coming soon!