16494919128907209

Names of 16494919128907209

• Cardinal: 16494919128907209 can be written as Sixteen quadrillion, four hundred ninety-four trillion, nine hundred nineteen billion, one hundred twenty-eight million, nine hundred seven thousand, two hundred nine.

Scientific notation

• Scientific notation: 1.6494919128907209 × 10¹⁶

Factors of 16494919128907209

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 730

Divisors of 16494919128907209

• Number of divisors d(n): 55
• Complete list of divisors:
  1 3 9 27 81 243 727 729 2181 2187 6543 6561 19629 19683 58887 59049 176661 528529 529983 1585587 1589949 4756761 4769847 14270283 14309541 42810849 42928623 128432547 384240583 385297641 1152721749 1155892923 3458165247 3467678769 10374495741 10403036307 31123487223 31209108921 93370461669 279342903841 280111385007 838028711523 840334155021 2514086134569 2521002465063 7542258403707 7563007395189 22626775211121 22689022185567 67880325633363 203640976900089 610922930700267 1832768792100801 5498306376302403 16494919128907209
• Sum of all divisors σ(n): 24776319240947213
• Sum of proper divisors (its aliquot sum) s(n): 8281400112040004
• 16494919128907209 is a deficient number, because the sum of its proper divisors (8281400112040004) is less than itself. Its deficiency is 8213519016867205

Bases of 16494919128907209

• Binary: 111010100110100000101010100011010001101111110111001001₂
• Hexadecimal: 0x3A9A0AA346FDC9
• Base-36: 4IEYL8J5RK9

Squares and roots of 16494919128907209

• 16494919128907209 squared (16494919128907209²) is 272082357069188958559210532169681
• 16494919128907209 cubed (16494919128907209³) is 4487976476258726535059102973570273296237292130329
• 16494919128907209 is a perfect square number. Its square root is 128432547
• The cube root of 16494919128907209 is 254556.0345037209

Scales and comparisons

• 16,494,919,128,907,209 seconds is equal to 524,487,406 years, 8 weeks, 3 days, 20 hours, 9 seconds.
• To count from 1 to 16,494,919,128,907,209 would take you about one billion, five hundred seventy-three million, four hundred sixty-two thousand, two hundred eighteen 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 16494919128907209 cubic inches would be around 21213 feet tall.

Recreational maths with 16494919128907209

• 16494919128907209 backwards is 90270982191949461
• 16494919128907209 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 16494919128907209's digits is 81
• More coming soon!