7221695966121

Names of 7221695966121

• Cardinal: 7221695966121 can be written as Seven trillion, two hundred twenty-one billion, six hundred ninety-five million, nine hundred sixty-six thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 7.221695966121 × 10¹²

Factors of 7221695966121

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 296

Divisors of 7221695966121

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 7 13 21 31 39 49 61 91 93 147 181 183 217 273 403 427 543 637 651 793 1209 1267 1281 1519 1891 1911 2353 2379 2821 2989 3721 3801 4557 5551 5611 5673 7059 8463 8869 8967 11041 11163 13237 16471 16653 16833 19747 24583 26047 26607 32761 33123 38857 39277 39711 48373 49413 59241 72943 73749 77287 78141 92659 98283 115297 115351 116571 117831 143533 145119 172081 182329 218829 229327 231861 274939 277977 338611 342271 345891 346053 425893 430599 510601 516243 541009 546987 673501 687981 807457 824817 1004731 1015591 1015833 1026813 1204567 1277679 1499563 1531803 1605289 1623027 1998421 2020503 2370277 2395897 2422371 2981251 3014193 3046773 3574207 3613701 4449523 4498689 4714507 4815867 5652199 5995263 7033117 7109137 7110831 7187691 8755513 8943753 10496941 10722621 13202683 13348569 13988947 14143521 16771279 16956597 20868757 20878531 21099351 21327411 25979473 26266539 31146661 31490823 33001549 39608049 41966841 49763959 50313837 61288591 61951051 62606271 62635593 73478587 77938419 92418781 93439983 97922629 99004647 121903681 146149717 149291877 181856311 183865773 185853153 218026627 220435761 271420903 277256343 293767887 365711043 429020137 433657357 438449151 545568933 646931467 654079881 805363663 814262709 853325767 1023048019 1272994177 1287060411 1300972071 1584747853 1899946321 1940794401 2416090989 2559977301 3035601499 3069144057 3779014111 3818982531 4754243559 5637545641 5699838963 5973280369 9106804497 11093234971 11337042333 13299624247 16912636923 17919841107 26453098777 33279704913 39462819487 39898872741 49127183443 77652644797 79359296331 118388458461 147381550329 185171691439 232957934391 343890284101 555515074317 1031670852303 2407231988707 7221695966121
• Sum of all divisors σ(n): 12729529403136
• Sum of proper divisors (its aliquot sum) s(n): 5507833437015
• 7221695966121 is a deficient number, because the sum of its proper divisors (5507833437015) is less than itself. Its deficiency is 1713862529106

Bases of 7221695966121

• Binary: 1101001000101101110100111110110101110101001₂
• Hexadecimal: 0x6916E9F6BA9
• Base-36: 2K5LNBI5L

Squares and roots of 7221695966121

• 7221695966121 squared (7221695966121²) is 52152892627088323579786641
• 7221695966121 cubed (7221695966121³) is 376632334306585388729725551603544389561
• The square root of 7221695966121 is 2687321.3365954209
• The cube root of 7221695966121 is 19329.1638215941

Scales and comparisons

• 7,221,695,966,121 seconds is equal to 229,627 years, 30 weeks, 6 days, 1 hour, 15 minutes, 21 seconds.
• To count from 1 to 7,221,695,966,121 would take you about five hundred seventy-four thousand and sixty-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 7221695966121 cubic inches would be around 1610.8 feet tall.

Recreational maths with 7221695966121

• 7221695966121 backwards is 1216695961227
• The number of decimal digits it has is: 13
• The sum of 7221695966121's digits is 57
• More coming soon!