164554839461816720

Names of 164554839461816720

• Cardinal: 164554839461816720 can be written as One hundred sixty-four quadrillion, five hundred fifty-four trillion, eight hundred thirty-nine billion, four hundred sixty-one million, eight hundred sixteen thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.6455483946181672 × 10¹⁷

Factors of 164554839461816720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 293847927610401

Divisors of 164554839461816720

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 293847927610387 587695855220774 1175391710441548 1469239638051935 2056935493272709 2350783420883096 2938479276103870 4113870986545418 4701566841766192 5876958552207740 8227741973090836 10284677466363545 11753917104415480 16455483946181672 20569354932727090 23507834208830960 32910967892363344 41138709865454180 82277419730908360 164554839461816720
• Sum of all divisors σ(n): 437245716284257344
• Sum of proper divisors (its aliquot sum) s(n): 272690876822440624
• 164554839461816720 is an abundant number, because the sum of its proper divisors (272690876822440624) is greater than itself. Its abundance is 108136037360623904

Bases of 164554839461816720

• Binary: 1001001000100111011100000100110000001100010110100110010000₂
• Hexadecimal: 0x2489DC130316990
• Base-36: 1909TLN3IKY8

Squares and roots of 164554839461816720

• 164554839461816720 squared (164554839461816720²) is 27078295190304273227490842871558400
• 164554839461816720 cubed (164554839461816720³) is 4455864517940203509939861286607225076076081576448000
• The square root of 164554839461816720 is 405653595.4010721201
• The cube root of 164554839461816720 is 547986.9545327803

Scales and comparisons

• 164,554,839,461,816,720 seconds is equal to 5,232,334,893 years, 18 weeks, 10 hours, 25 minutes, 20 seconds.
• To count from 1 to 164,554,839,461,816,720 would take you about fifteen billion, six hundred ninety-seven million, four thousand, six hundred eighty 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 164554839461816720 cubic inches would be around 45665.6 feet tall.

Recreational maths with 164554839461816720

• 164554839461816720 backwards is 027618164938455461
• 164554839461816720 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 164554839461816720's digits is 80
• More coming soon!