6990721561089

Names of 6990721561089

• Cardinal: 6990721561089 can be written as Six trillion, nine hundred ninety billion, seven hundred twenty-one million, five hundred sixty-one thousand and eighty-nine.

Scientific notation

• Scientific notation: 6.990721561089 × 10¹²

Factors of 6990721561089

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 104

Divisors of 6990721561089

• Number of divisors d(n): 150
• Complete list of divisors:
  1 3 7 9 21 41 49 53 63 123 147 159 287 343 369 371 441 477 861 1029 1113 2009 2173 2401 2583 2597 2809 3087 3339 6027 6519 7203 7791 8427 14063 15211 18081 18179 19557 19663 21609 23373 25281 42189 45633 54537 58989 98441 106477 115169 126567 127253 136899 137641 148877 163611 176967 295323 319431 345507 381759 412923 446631 745339 806183 885969 958293 963487 1036521 1042139 1145277 1238769 1339893 2236017 2418549 2890461 3126417 5217373 5643281 6103957 6708051 6744409 7255647 7294973 7890481 8671383 9379251 15652119 16929843 18311871 20233227 21884919 23671443 39502967 42727699 46956357 50789529 51064811 54935613 55233367 60699681 65654757 71014329 118508901 128183097 153194433 165700101 276520769 299093893 323509721 355526703 357453677 384549291 386633569 459583299 497100303 829562307 897281679 970529163 1072361031 1159900707 2093657251 2264568047 2488686921 2691845037 2706434983 2911587489 3217083093 3479702121 6280971753 6793704141 8119304949 14655600757 15851976329 18842915259 18945044881 20381112423 24357914847 43966802271 47555928987 56835134643 110963834303 131900406813 142667786961 170505403929 332891502909 776746840121 998674508727 2330240520363 6990721561089
• Sum of all divisors σ(n): 12299338517466
• Sum of proper divisors (its aliquot sum) s(n): 5308616956377
• 6990721561089 is a deficient number, because the sum of its proper divisors (5308616956377) is less than itself. Its deficiency is 1682104604712

Bases of 6990721561089

• Binary: 1100101101110100111011110011011001000000001₂
• Hexadecimal: 0x65BA779B201
• Base-36: 2H7HR4EM9

Squares and roots of 6990721561089

• 6990721561089 squared (6990721561089²) is 48870187944674625158865921
• 6990721561089 cubed (6990721561089³) is 341637876559308623954753085881961747969
• The square root of 6990721561089 is 2643997.2694934841
• The cube root of 6990721561089 is 19120.8561786977

Scales and comparisons

• 6,990,721,561,089 seconds is equal to 222,283 years, 16 weeks, 5 days, 4 hours, 18 minutes, 9 seconds.
• To count from 1 to 6,990,721,561,089 would take you about five hundred fifty-five thousand, seven hundred eight 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 6990721561089 cubic inches would be around 1593.4 feet tall.

Recreational maths with 6990721561089

• 6990721561089 backwards is 9801651270996
• 6990721561089 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 6990721561089's digits is 63
• More coming soon!