71990015304249

Names of 71990015304249

• Cardinal: 71990015304249 can be written as Seventy-one trillion, nine hundred ninety billion, fifteen million, three hundred four thousand, two hundred forty-nine.

Scientific notation

• Scientific notation: 7.1990015304249 × 10¹³

Factors of 71990015304249

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 57729

Divisors of 71990015304249

• Number of divisors d(n): 45
• Complete list of divisors:
  1 3 7 9 21 49 63 147 343 441 1029 2401 3087 7203 21609 57719 173157 404033 519471 1212099 2828231 3636297 8484693 19797617 25454079 59392851 138583319 178178553 415749957 1247249871 3331482961 9994448883 23320380727 29983346649 69961142181 163242665089 209883426543 489727995267 1142698655623 1469183985801 3428095966869 7998890589361 10284287900607 23996671768083 71990015304249
• Sum of all divisors σ(n): 121311390817253
• Sum of proper divisors (its aliquot sum) s(n): 49321375513004
• 71990015304249 is a deficient number, because the sum of its proper divisors (49321375513004) is less than itself. Its deficiency is 22668639791245

Bases of 71990015304249

• Binary: 10000010111100101111011010010100010001000111001₂
• Hexadecimal: 0x41797B4A2239
• Base-36: PINR8DV09

Squares and roots of 71990015304249

• 71990015304249 squared (71990015304249²) is 5182562303506005240037454001
• 71990015304249 cubed (71990015304249³) is 373092739544621268099773502369955357350249
• 71990015304249 is a perfect square number. Its square root is 8484693
• The cube root of 71990015304249 is 41599.7533162011

Scales and comparisons

• 71,990,015,304,249 seconds is equal to 2,289,059 years, 41 weeks, 6 days, 17 hours, 24 minutes, 9 seconds.
• To count from 1 to 71,990,015,304,249 would take you about five million, seven hundred twenty-two thousand, six hundred forty-nine 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 71990015304249 cubic inches would be around 3466.6 feet tall.

Recreational maths with 71990015304249

• 71990015304249 backwards is 94240351009917
• The number of decimal digits it has is: 14
• The sum of 71990015304249's digits is 54
• More coming soon!