27990020412188939

Names of 27990020412188939

• Cardinal: 27990020412188939 can be written as Twenty-seven quadrillion, nine hundred ninety trillion, twenty billion, four hundred twelve million, one hundred eighty-eight thousand, nine hundred thirty-nine.

Scientific notation

• Scientific notation: 2.7990020412188939 × 10¹⁶

Factors of 27990020412188939

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 431

Divisors of 27990020412188939

• Number of divisors d(n): 50
• Complete list of divisors:
  1 13 59 169 359 767 2197 4667 9971 21181 28561 60671 128881 129623 275353 788723 1675453 1685099 3579589 7603979 10253399 21780889 46268279 46534657 98851727 283151557 601487627 604950541 1285072451 2729828461 3680970241 7819339151 16610312161 16705941863 35487769993 101651408963 215934058093 217177244219 461341009909 980008417499 1321468316519 2807142755209 5997433128817 12740109427487 36492855817717 77966630674621 165621422557331 474407125630321 2153078493245303 27990020412188939
• Sum of all divisors σ(n): 30922515254389260
• Sum of proper divisors (its aliquot sum) s(n): 2932494842200321
• 27990020412188939 is a deficient number, because the sum of its proper divisors (2932494842200321) is less than itself. Its deficiency is 25057525569988618

Bases of 27990020412188939

• Binary: 1100011011100001100011001110111111011001010100100001011₂
• Hexadecimal: 0x6370C677ECA90B
• Base-36: 7NLMTV4I80B

Squares and roots of 27990020412188939

• 27990020412188939 squared (27990020412188939²) is 783441242674753462677281433945721
• 27990020412188939 cubed (27990020412188939³) is 21928536374217017502354512749294143366905322580019
• The square root of 27990020412188939 is 167302182.9271481413
• The cube root of 27990020412188939 is 303622.8168217947

Scales and comparisons

• 27,990,020,412,188,939 seconds is equal to 889,996,070 years, 15 weeks, 12 hours, 28 minutes, 59 seconds.
• To count from 1 to 27,990,020,412,188,939 would take you about two billion, six hundred sixty-nine million, nine hundred eighty-eight thousand, two hundred ten 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 27990020412188939 cubic inches would be around 25301.9 feet tall.

Recreational maths with 27990020412188939

• 27990020412188939 backwards is 93988121402009972
• The number of decimal digits it has is: 17
• The sum of 27990020412188939's digits is 74
• More coming soon!