18867817168472120

Names of 18867817168472120

• Cardinal: 18867817168472120 can be written as Eighteen quadrillion, eight hundred sixty-seven trillion, eight hundred seventeen billion, one hundred sixty-eight million, four hundred seventy-two thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.886781716847212 × 10¹⁶

Factors of 18867817168472120

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4579567274011

Divisors of 18867817168472120

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 4 5 8 10 20 40 103 206 412 515 824 1030 2060 4120 4579567273901 9159134547802 18318269095604 22897836369505 36636538191208 45795672739010 91591345478020 183182690956040 471695429211803 943390858423606 1886781716847212 2358477146059015 3773563433694424 4716954292118030 9433908584236060 18867817168472120
• Sum of all divisors σ(n): 42864749683722720
• Sum of proper divisors (its aliquot sum) s(n): 23996932515250600
• 18867817168472120 is an abundant number, because the sum of its proper divisors (23996932515250600) is greater than itself. Its abundance is 5129115346778480

Bases of 18867817168472120

• Binary: 1000011000010000010111000000100000000111000100000111000₂
• Hexadecimal: 0x43082E04038838
• Base-36: 55S2ZJPI6UW

Squares and roots of 18867817168472120

• 18867817168472120 squared (18867817168472120²) is 355994524702891287906935217294400
• 18867817168472120 cubed (18867817168472120³) is 6716839605071284476210832113977713085048232128000
• The square root of 18867817168472120 is 137360173.1524539103
• The cube root of 18867817168472120 is 266219.9227474489

Scales and comparisons

• 18,867,817,168,472,120 seconds is equal to 599,938,223 years, 50 weeks, 1 day, 23 hours, 35 minutes, 20 seconds.
• To count from 1 to 18,867,817,168,472,120 would take you about one billion, seven hundred ninety-nine million, eight hundred fourteen thousand, six hundred seventy-one 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 18867817168472120 cubic inches would be around 22185 feet tall.

Recreational maths with 18867817168472120

• 18867817168472120 backwards is 02127486171876881
• The number of decimal digits it has is: 17
• The sum of 18867817168472120's digits is 77
• More coming soon!