199971678672

Names of 199971678672

• Cardinal: 199971678672 can be written as One hundred ninety-nine billion, nine hundred seventy-one million, six hundred seventy-eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.99971678672 × 10¹¹

Factors of 199971678672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 613760

Divisors of 199971678672

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 31 36 48 62 72 73 93 124 144 146 186 219 248 279 292 372 438 496 558 584 657 744 876 1116 1168 1314 1488 1752 2232 2263 2628 3504 4464 4526 5256 6789 9052 10512 13578 18104 20367 27156 36208 40734 54312 81468 108624 162936 325872 613651 1227302 1840953 2454604 3681906 4909208 5522859 7363812 9818416 11045718 14727624 19023181 22091436 29455248 38046362 44182872 44796523 57069543 76092724 88365744 89593046 114139086 134389569 152185448 171208629 179186092 228278172 268779138 304370896 342417258 358372184 403168707 456556344 537558276 684834516 716744368 806337414 913112688 1075116552 1369669032 1388692213 1612674828 2150233104 2739338064 2777384426 3225349656 4166076639 5554768852 6450699312 8332153278 11109537704 12498229917 16664306556 22219075408 24996459834 33328613112 49992919668 66657226224 99985839336 199971678672
• Sum of all divisors σ(n): 585610558208
• Sum of proper divisors (its aliquot sum) s(n): 385638879536
• 199971678672 is an abundant number, because the sum of its proper divisors (385638879536) is greater than itself. Its abundance is 185667200864

Bases of 199971678672

• Binary: 10111010001111001111011010100111010000₂
• Hexadecimal: 0x2E8F3DA9D0
• Base-36: 2JV5Z2S0

Squares and roots of 199971678672

• 199971678672 squared (199971678672²) is 39988672270897619683584
• 199971678672 cubed (199971678672³) is 7996601921875855340375321961320448
• The square root of 199971678672 is 447181.9301716025
• The cube root of 199971678672 is 5847.7594231769

Scales and comparisons

• 199,971,678,672 seconds is equal to 6,358 years, 25 weeks, 31 minutes, 12 seconds.
• To count from 1 to 199,971,678,672 would take you about twelve thousand, seven hundred sixteen 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 199971678672 cubic inches would be around 487.3 feet tall.

Recreational maths with 199971678672

• 199971678672 backwards is 276876179991
• 199971678672 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 199971678672's digits is 72
• More coming soon!