8220198144

Names of 8220198144

• Cardinal: 8220198144 can be written as Eight billion, two hundred twenty million, one hundred ninety-eight thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 8.220198144 × 10⁹

Factors of 8220198144

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 6549

Divisors of 8220198144

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 768 3221 3323 6442 6646 9663 9969 12884 13292 19326 19938 25768 26584 38652 39876 51536 53168 77304 79752 103072 106336 154608 159504 206144 212672 309216 319008 412288 425344 618432 638016 824576 850688 1236864 1276032 2473728 2552064 10703383 21406766 32110149 42813532 64220298 85627064 128440596 171254128 256881192 342508256 513762384 685016512 1027524768 1370033024 2055049536 2740066048 4110099072 8220198144
• Sum of all divisors σ(n): 21891092832
• Sum of proper divisors (its aliquot sum) s(n): 13670894688
• 8220198144 is an abundant number, because the sum of its proper divisors (13670894688) is greater than itself. Its abundance is 5450696544

Bases of 8220198144

• Binary: 111101001111101100100010100000000₂
• Hexadecimal: 0x1E9F64500
• Base-36: 3RY3DHC

Squares and roots of 8220198144

• 8220198144 squared (8220198144²) is 67571657526621044736
• 8220198144 cubed (8220198144³) is 555452413787333942530208169984
• The square root of 8220198144 is 90665.3083819827
• The cube root of 8220198144 is 2018.1840150731

Scales and comparisons

• 8,220,198,144 seconds is equal to 261 years, 19 weeks, 4 days, 4 hours, 22 minutes, 24 seconds.
• To count from 1 to 8,220,198,144 would take you about five hundred twenty-two 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 8220198144 cubic inches would be around 168.2 feet tall.

Recreational maths with 8220198144

• 8220198144 backwards is 4418910228
• The number of decimal digits it has is: 10
• The sum of 8220198144's digits is 39
• More coming soon!