8428215375

Names of 8428215375

• Cardinal: 8428215375 can be written as Eight billion, four hundred twenty-eight million, two hundred fifteen thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 8.428215375 × 10⁹

Factors of 8428215375

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 8666

Divisors of 8428215375

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 9 15 17 25 27 45 51 75 85 125 135 153 225 255 289 375 425 459 675 765 867 1125 1275 1445 2125 2295 2601 3375 3825 4335 6375 7225 7803 8641 11475 13005 19125 21675 25923 36125 39015 43205 57375 65025 77769 108375 129615 146897 195075 216025 233307 325125 388845 440691 648075 734485 975375 1080125 1166535 1322073 1944225 2203455 2497249 3240375 3672425 3966219 5832675 6610365 7491747 9721125 11017275 12486245 18362125 19831095 22475241 29163375 33051825 37458735 55086375 62431225 67425723 99155475 112376205 165259125 187293675 312156125 337128615 495777375 561881025 936468375 1685643075 2809405125 8428215375
• Sum of all divisors σ(n): 16555306560
• Sum of proper divisors (its aliquot sum) s(n): 8127091185
• 8428215375 is a deficient number, because the sum of its proper divisors (8127091185) is less than itself. Its deficiency is 301124190

Bases of 8428215375

• Binary: 111110110010111000101110001001111₂
• Hexadecimal: 0x1F65C5C4F
• Base-36: 3VDXWLR

Squares and roots of 8428215375

• 8428215375 squared (8428215375²) is 71034814407386390625
• 8428215375 cubed (8428215375³) is 598696714948605491031380859375
• The square root of 8428215375 is 91805.3123462907
• The cube root of 8428215375 is 2035.0662020895

Scales and comparisons

• 8,428,215,375 seconds is equal to 267 years, 51 weeks, 3 days, 18 hours, 56 minutes, 15 seconds.
• To count from 1 to 8,428,215,375 would take you about five hundred thirty-five 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 8428215375 cubic inches would be around 169.6 feet tall.

Recreational maths with 8428215375

• 8428215375 backwards is 5735128248
• 8428215375 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 8428215375's digits is 45
• More coming soon!