16920621984

Names of 16920621984

• Cardinal: 16920621984 can be written as Sixteen billion, nine hundred twenty million, six hundred twenty-one thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 1.6920621984 × 10¹⁰

Factors of 16920621984

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3597083

Divisors of 16920621984

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 49 56 84 96 98 112 147 168 196 224 294 336 392 588 672 784 1176 1568 2352 4704 3597071 7194142 10791213 14388284 21582426 25179497 28776568 43164852 50358994 57553136 75538491 86329704 100717988 115106272 151076982 172659408 176256479 201435976 302153964 345318816 352512958 402871952 528769437 604307928 705025916 805743904 1057538874 1208615856 1410051832 2115077748 2417231712 2820103664 4230155496 5640207328 8460310992 16920621984
• Sum of all divisors σ(n): 51668342208
• Sum of proper divisors (its aliquot sum) s(n): 34747720224
• 16920621984 is an abundant number, because the sum of its proper divisors (34747720224) is greater than itself. Its abundance is 17827098240

Bases of 16920621984

• Binary: 1111110000100011000011001110100000₂
• Hexadecimal: 0x3F08C33A0
• Base-36: 7RU3NHC

Squares and roots of 16920621984

• 16920621984 squared (16920621984²) is 286307448325424096256
• 16920621984 cubed (16920621984³) is 4844500104318114949232605691904
• The square root of 16920621984 is 130079.2911419801
• The cube root of 16920621984 is 2567.2733214305

Scales and comparisons

• 16,920,621,984 seconds is equal to 538 years, 1 week, 1 day, 12 hours, 46 minutes, 24 seconds.
• To count from 1 to 16,920,621,984 would take you about one thousand and seventy-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 16920621984 cubic inches would be around 213.9 feet tall.

Recreational maths with 16920621984

• 16920621984 backwards is 48912602961
• 16920621984 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 16920621984's digits is 48
• More coming soon!