138100185645849

Names of 138100185645849

• Cardinal: 138100185645849 can be written as One hundred thirty-eight trillion, one hundred billion, one hundred eighty-five million, six hundred forty-five thousand, eight hundred forty-nine.

Scientific notation

• Scientific notation: 1.38100185645849 × 10¹⁴

Factors of 138100185645849

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2478002

Divisors of 138100185645849

• Number of divisors d(n): 40
• Complete list of divisors:
  1 3 7 9 21 27 63 81 189 567 102533 307599 717731 922797 2153193 2375459 2768391 6459579 7126377 8305173 16628213 19378737 21379131 49884639 58136211 64137393 149653917 192412179 448961751 1346885253 243562937647 730688812941 1704940563529 2192066438823 5114821690587 6576199316469 15344465071761 19728597949407 46033395215283 138100185645849
• Sum of all divisors σ(n): 235771322339520
• Sum of proper divisors (its aliquot sum) s(n): 97671136693671
• 138100185645849 is a deficient number, because the sum of its proper divisors (97671136693671) is less than itself. Its deficiency is 40429048952178

Bases of 138100185645849

• Binary: 11111011001100111110100100000100100001100011001₂
• Hexadecimal: 0x7D99F4824319
• Base-36: 1CYACKW4K9

Squares and roots of 138100185645849

• 138100185645849 squared (138100185645849²) is 19071661275417958181250930801
• 138100185645849 cubed (138100185645849³) is 2633799962709969340220429948443030591895049
• The square root of 138100185645849 is 11751603.5350861373
• The cube root of 138100185645849 is 51688.9949159561

Scales and comparisons

• 138,100,185,645,849 seconds is equal to 4,391,158 years, 38 weeks, 7 hours, 24 minutes, 9 seconds.
• To count from 1 to 138,100,185,645,849 would take you about ten million, nine hundred seventy-seven thousand, eight hundred ninety-six 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 138100185645849 cubic inches would be around 4307.4 feet tall.

Recreational maths with 138100185645849

• 138100185645849 backwards is 948546581001831
• 138100185645849 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138100185645849's digits is 63
• More coming soon!