21027250513184993

Names of 21027250513184993

• Cardinal: 21027250513184993 can be written as Twenty-one quadrillion, twenty-seven trillion, two hundred fifty billion, five hundred thirteen million, one hundred eighty-four thousand, nine hundred ninety-three.

Scientific notation

• Scientific notation: 2.1027250513184993 × 10¹⁶

Factors of 21027250513184993

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 591406

Divisors of 21027250513184993

• Number of divisors d(n): 36
• Complete list of divisors:
  1 7 11 71 77 121 497 781 847 5467 8591 60137 591317 4139219 6504487 41983507 45531409 71549357 293884549 461818577 500845499 3232730039 5080004347 35560030429 349655794489 2447590561423 3846213739379 24825561408719 26923496175653 42308351133169 173778929861033 273081175495909 296158457932183 1911568228471363 3003892930454999 21027250513184993
• Sum of all divisors σ(n): 26786476403902656
• Sum of proper divisors (its aliquot sum) s(n): 5759225890717663
• 21027250513184993 is a deficient number, because the sum of its proper divisors (5759225890717663) is less than itself. Its deficiency is 15268024622467330

Bases of 21027250513184993

• Binary: 1001010101101000010110001000101011100010000100011100001₂
• Hexadecimal: 0x4AB42C457108E1
• Base-36: 5R1JDJ413OH

Squares and roots of 21027250513184993

• 21027250513184993 squared (21027250513184993²) is 442145264144238551477337040410049
• 21027250513184993 cubed (21027250513184993³) is 9297099232379254366396047313189551576721713194657
• The square root of 21027250513184993 is 145007760.1826364085
• The cube root of 21027250513184993 is 276011.7027225797

Scales and comparisons

• 21,027,250,513,184,993 seconds is equal to 668,601,524 years, 39 weeks, 4 days, 17 hours, 9 minutes, 53 seconds.
• To count from 1 to 21,027,250,513,184,993 would take you about two billion, five million, eight hundred four thousand, five hundred seventy-four 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 21027250513184993 cubic inches would be around 23001 feet tall.

Recreational maths with 21027250513184993

• 21027250513184993 backwards is 39948131505272012
• The number of decimal digits it has is: 17
• The sum of 21027250513184993's digits is 62
• More coming soon!