21040949826399600

Names of 21040949826399600

• Cardinal: 21040949826399600 can be written as Twenty-one quadrillion, forty trillion, nine hundred forty-nine billion, eight hundred twenty-six million, three hundred ninety-nine thousand, six hundred.

Scientific notation

• Scientific notation: 2.10409498263996 × 10¹⁶

Factors of 21040949826399600

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1868906

Divisors of 21040949826399600

• Number of divisors d(n): 300
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 36 40 45 48 50 54 60 72 75 80 81 90 100 108 120 135 144 150 162 180 200 216 225 240 270 300 324 360 400 405 432 450 540 600 648 675 720 810 900 1080 1200 1296 1350 1620 1800 2025 2160 2700 3240 3600 4050 5400 6480 8100 10800 16200 32400 461393 922786 1384179 1407503 1845572 2306965 2768358 2815006 3691144 4152537 4222509 4613930 5536716 5630012 6920895 7037515 7382288 8305074 8445018 9227860 11073432 11260024 11534825 12457611 12667527 13841790 14075030 16610148 16890036 18455720 20762685 21112545 22146864 22520048 23069650 24915222 25335054 27683580 28150060 33220296 33780072 34604475 35187575 36911440 37372833 38002581 41525370 42225090 46139300 49830444 50670108 55367160 56300120 62288055 63337635 66440592 67560144 69208950 70375150 74745666 76005162 83050740 84450180 92278600 99660888 101340216 103813425 105562725 110734320 112600240 114007743 124576110 126675270 138417900 140750300 149491332 152010324 166101480 168900360 184557200 186864165 190012905 199321776 202680432 207626850 211125450 228015486 249152220 253350540 276835800 281500600 298982664 304020648 311440275 316688175 332202960 337800720 373728330 380025810 415253700 422250900 456030972 498304440 506701080 553671600 563001200 570038715 597965328 608041296 622880550 633376350 747456660 760051620 830507400 844501800 912061944 934320825 950064525 996608880 1013402160 1140077430 1245761100 1266752700 1494913320 1520103240 1661014800 1689003600 1824123888 1868641650 1900129050 2280154860 2491522200 2533505400 2850193575 2989826640 3040206480 3737283300 3800258100 4560309720 4983044400 5067010800 5700387150 7474566600 7600516200 9120619440 11400774300 14949133200 15201032400 22801548600 45603097200 649412031679 1298824063358 1948236095037 2597648126716 3247060158395 3896472190074 5195296253432 5844708285111 6494120316790 7792944380148 9741180475185 10390592506864 11689416570222 12988240633580 15585888760296 16235300791975 17534124855333 19482360950370 23378833140444 25976481267160 29223541425555 31171777520592 32470601583950 35068249710666 38964721900740 46757666280888 48705902375925 51952962534320 52602374565999 58447082851110 64941203167900 70136499421332 77929443801480 87670624276665 93515332561776 97411804751850 105204749131998 116894165702220 129882406335800 140272998842664 146117707127775 155858887602960 175341248553330 194823609503700 210409498263996 233788331404440 259764812671600 263011872829995 280545997685328 292235414255550 350682497106660 389647219007400 420818996527992 438353121383325 467576662808880 526023745659990 584470828511100 701364994213320 779294438014800 841637993055984 876706242766650 1052047491319980 1168941657022200 1315059364149975 1402729988426640 1753412485533300 2104094982639960 2337883314044400 2630118728299950 3506824971066600 4208189965279920 5260237456599900 7013649942133200 10520474913199800 21040949826399600
• Sum of all divisors σ(n): 75514497772877856
• Sum of proper divisors (its aliquot sum) s(n): 54473547946478256
• 21040949826399600 is an abundant number, because the sum of its proper divisors (54473547946478256) is greater than itself. Its abundance is 33432598120078656

Bases of 21040949826399600

• Binary: 1001010110000001010000111100100001000111010110101110000₂
• Hexadecimal: 0x4AC0A1E423AD70
• Base-36: 5R6E6WPEV00

Squares and roots of 21040949826399600

• 21040949826399600 squared (21040949826399600²) is 442721569597065357377098880160000
• 21040949826399600 cubed (21040949826399600³) is 9315282332956730760625283815695235564671936000000
• The square root of 21040949826399600 is 145054988.9745251057
• The cube root of 21040949826399600 is 276071.6305118927

Scales and comparisons

• 21,040,949,826,399,600 seconds is equal to 669,037,120 years, 28 weeks, 3 days, 15 hours.
• To count from 1 to 21,040,949,826,399,600 would take you about two billion, seven million, one hundred eleven thousand, three hundred sixty-one 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 21040949826399600 cubic inches would be around 23006 feet tall.

Recreational maths with 21040949826399600

• 21040949826399600 backwards is 00699362894904012
• 21040949826399600 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21040949826399600's digits is 72
• More coming soon!