221139508833

Names of 221139508833

• Cardinal: 221139508833 can be written as Two hundred twenty-one billion, one hundred thirty-nine million, five hundred eight thousand, eight hundred thirty-three.

Scientific notation

• Scientific notation: 2.21139508833 × 10¹¹

Factors of 221139508833

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 467

Divisors of 221139508833

• Number of divisors d(n): 78
• Complete list of divisors:
  1 3 9 27 31 81 93 243 279 433 729 837 961 1299 2187 2511 2883 3897 6561 7533 8649 11691 13423 19683 22599 25947 35073 40269 59049 67797 77841 105219 120807 177147 203391 233523 315657 362421 416113 531441 610173 700569 946971 1087263 1248339 1830519 2101707 2840913 3261789 3745017 5491557 6305121 8522739 9785367 11235051 16474671 18915363 25568217 29356101 33705153 56746089 76704651 88068303 101115459 170238267 230113953 264204909 303346377 510714801 792614727 910039131 2377844181 2730117393 7133532543 8190352179 24571056537 73713169611 221139508833
• Sum of all divisors σ(n): 343546098882
• Sum of proper divisors (its aliquot sum) s(n): 122406590049
• 221139508833 is a deficient number, because the sum of its proper divisors (122406590049) is less than itself. Its deficiency is 98732918784

Bases of 221139508833

• Binary: 11001101111100111100010001111001100001₂
• Hexadecimal: 0x337CF11E61
• Base-36: 2TL8R529

Squares and roots of 221139508833

• 221139508833 squared (221139508833²) is 48902682366900485021889
• 221139508833 cubed (221139508833³) is 10814315159232583154330006713845537
• The square root of 221139508833 is 470254.7276030301
• The cube root of 221139508833 is 6047.2155192641

Scales and comparisons

• 221,139,508,833 seconds is equal to 7,031 years, 28 weeks, 5 days, 1 hour, 20 minutes, 33 seconds.
• To count from 1 to 221,139,508,833 would take you about fourteen thousand and sixty-three 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 221139508833 cubic inches would be around 503.9 feet tall.

Recreational maths with 221139508833

• 221139508833 backwards is 338805931122
• The number of decimal digits it has is: 12
• The sum of 221139508833's digits is 45
• More coming soon!