168043940744137964

Names of 168043940744137964

• Cardinal: 168043940744137964 can be written as One hundred sixty-eight quadrillion, forty-three trillion, nine hundred forty billion, seven hundred forty-four million, one hundred thirty-seven thousand, nine hundred sixty-four.

Scientific notation

• Scientific notation: 1.68043940744137964 × 10¹⁷

Factors of 168043940744137964

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3072550660993

Divisors of 168043940744137964

• Number of divisors d(n): 36
• Complete list of divisors:
  1 2 4 11 22 44 113 121 226 242 452 484 1243 2486 4972 13673 27346 54692 3072550660867 6145101321734 12290202643468 33798057269537 67596114539074 135192229078148 347198224677971 371778629964907 694396449355942 743557259929814 1388792898711884 1487114519859628 3819180471457681 7638360942915362 15276721885830724 42010985186034491 84021970372068982 168043940744137964
• Sum of all divisors σ(n): 326102091840564312
• Sum of proper divisors (its aliquot sum) s(n): 158058151096426348
• 168043940744137964 is a deficient number, because the sum of its proper divisors (158058151096426348) is less than itself. Its deficiency is 9985789647711616

Bases of 168043940744137964

• Binary: 1001010101000000110001001011100010101101100000110011101100₂
• Hexadecimal: 0x2550312E2B60CEC
• Base-36: 19YMLSN531T8

Squares and roots of 168043940744137964

• 168043940744137964 squared (168043940744137964²) is 28238766020819351302017629466065296
• 168043940744137964 cubed (168043940744137964³) is 4745353523890143673640066094621856520090476456497344
• The square root of 168043940744137964 is 409931629.3531617255
• The cube root of 168043940744137964 is 551832.9379006761

Scales and comparisons

• 168,043,940,744,137,964 seconds is equal to 5,343,277,521 years, 32 weeks, 3 days, 23 hours, 12 minutes, 44 seconds.
• To count from 1 to 168,043,940,744,137,964 would take you about sixteen billion, twenty-nine million, eight hundred thirty-two thousand, five hundred sixty-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 168043940744137964 cubic inches would be around 45986.1 feet tall.

Recreational maths with 168043940744137964

• 168043940744137964 backwards is 469731447049340861
• The number of decimal digits it has is: 18
• The sum of 168043940744137964's digits is 80
• More coming soon!