18940855377672

Names of 18940855377672

• Cardinal: 18940855377672 can be written as Eighteen trillion, nine hundred forty billion, eight hundred fifty-five million, three hundred seventy-seven thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.8940855377672 × 10¹³

Factors of 18940855377672

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 56994

Divisors of 18940855377672

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 243 324 486 648 729 972 1458 1944 2916 5832 56989 113978 170967 227956 341934 455912 512901 683868 1025802 1367736 1538703 2051604 3077406 4103208 4616109 6154812 9232218 12309624 13848327 18464436 27696654 36928872 41544981 55393308 83089962 110786616 166179924 332359848 3247746121 6495492242 9743238363 12990984484 19486476726 25981968968 29229715089 38972953452 58459430178 77945906904 87689145267 116918860356 175378290534 233837720712 263067435801 350756581068 526134871602 701513162136 789202307403 1052269743204 1578404614806 2104539486408 2367606922209 3156809229612 4735213844418 6313618459224 9470427688836 18940855377672
• Sum of all divisors σ(n): 53247732004845
• Sum of proper divisors (its aliquot sum) s(n): 34306876627173
• 18940855377672 is an abundant number, because the sum of its proper divisors (34306876627173) is greater than itself. Its abundance is 15366021249501

Bases of 18940855377672

• Binary: 100010011101000000010111101001101111100001000₂
• Hexadecimal: 0x113A02F4DF08
• Base-36: 6PPB494I0

Squares and roots of 18940855377672

• 18940855377672 squared (18940855377672²) is 358756002437886321756139584
• 18940855377672 cubed (18940855377672³) is 6795145558047748279587788130589068968448
• The square root of 18940855377672 is 4352109.3021283369
• The cube root of 18940855377672 is 26656.2997063137

Scales and comparisons

• 18,940,855,377,672 seconds is equal to 602,260 years, 31 weeks, 6 days, 4 hours, 1 minute, 12 seconds.
• To count from 1 to 18,940,855,377,672 would take you about one million, five hundred five thousand, six hundred fifty-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 18940855377672 cubic inches would be around 2221.4 feet tall.

Recreational maths with 18940855377672

• 18940855377672 backwards is 27677355804981
• 18940855377672 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18940855377672's digits is 72
• More coming soon!