21072797674655076

Names of 21072797674655076

• Cardinal: 21072797674655076 can be written as Twenty-one quadrillion, seventy-two trillion, seven hundred ninety-seven billion, six hundred seventy-four million, six hundred fifty-five thousand and seventy-six.

Scientific notation

• Scientific notation: 2.1072797674655076 × 10¹⁶

Factors of 21072797674655076

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2310

Divisors of 21072797674655076

• Number of divisors d(n): 405
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 81 84 98 108 126 147 162 189 196 252 294 324 378 441 567 588 739 756 882 1134 1323 1478 1559 1764 2217 2268 2646 2956 3118 3969 4434 4677 5173 5292 6236 6651 7938 8868 9354 10346 10913 13302 14031 15519 15876 18708 19953 20692 21826 26604 28062 31038 32739 36211 39906 42093 43652 46557 56124 59859 62076 65478 72422 76391 79812 84186 93114 98217 108633 119718 126279 130956 139671 144844 152782 168372 186228 196434 217266 229173 239436 252558 279342 294651 305564 325899 392868 419013 434532 458346 505116 546121 558684 589302 651798 687519 838026 883953 916692 977697 1092242 1152101 1178604 1303596 1375038 1638363 1676052 1767906 1955394 2062557 2184484 2304202 2430481 2750076 2933091 3276726 3456303 3535812 3822847 3910788 4125114 4608404 4860962 4915089 5866182 6187671 6553452 6912606 7291443 7645694 8064707 8250228 9721924 9830178 10368909 11468541 11732364 12375342 13825212 14582886 14745267 15291388 16129414 17013367 19660356 20737818 21874329 22937082 24194121 24750684 26759929 29165772 29490534 31106727 32258828 34026734 34405623 41475636 43748658 44235801 45874164 48388242 51040101 53519858 56452949 58981068 62213454 65622987 68053468 68811246 72582363 80279787 87497316 88471602 93320181 96776484 102080202 103216869 107039716 112905898 119093569 124426908 131245974 137622492 145164726 153120303 160559574 169358847 176943204 186640362 196868961 204160404 206433738 217747089 225811796 238187138 240839361 262491948 290329452 306240606 309650607 321119148 338717694 357280707 373280724 393737922 412867476 435494178 459360909 476374276 481678722 508076541 612481212 619301214 653241267 677435388 714561414 722518083 787475844 851402639 870988356 918721818 963357444 1016153082 1071842121 1238602428 1306482534 1378082727 1429122828 1445036166 1524229623 1702805278 1796125459 1837443636 2032306164 2143684242 2167554249 2554207917 2612965068 2756165454 2890072332 3048459246 3215526363 3405610556 3592250918 4287368484 4335108498 4572688869 5108415834 5388376377 5512330908 5959818473 6096918492 6431052726 7184501836 7662623751 8670216996 9145377738 9646579089 10216831668 10776752754 11919636946 12572878213 12862105452 15325247502 16165129131 17879455419 18290755476 19293158178 21553505508 22987871253 23839273892 25145756426 30650495004 32330258262 35758910838 37718634639 38586316356 41718729311 45975742506 48495387393 50291512852 53638366257 64660516524 68963613759 71517821676 75437269278 83437458622 88010147491 91951485012 96990774786 107276732514 113155903917 125156187933 137927227518 145486162179 150874538556 160915098771 166874917244 176020294982 193981549572 214553465028 226311807834 250312375866 264030442473 275854455036 290972324358 321830197542 339467711751 352040589964 375468563799 452623615668 482745296313 500624751732 528060884946 581944648716 643660395084 678935423502 750937127598 792091327419 965490592626 1018403135253 1056121769892 1126405691397 1327336714201 1357870847004 1501874255196 1584182654838 1930981185252 2036806270506 2252811382794 2376273982257 2654673428402 3168365309676 3379217074191 3982010142603 4073612541012 4505622765588 4752547964514 5309346856804 6758434148382 7128821946771 7964020285206 9291356999407 9505095929028 11946030427809 13516868296764 14257643893542 15928040570412 18582713998814 23892060855618 27874070998221 28515287787084 35838091283427 37165427997628 47784121711236 55748141996442 65039498995849 71676182566854 83622212994663 107514273850281 111496283992884 130078997991698 143352365133708 167244425989326 195118496987547 215028547700562 250866638983989 260157995983396 334488851978652 390236993975094 430057095401124 501733277967978 585355490962641 752599916951967 780473987950188 1003466555935956 1170710981925282 1505199833903934 1756066472887923 2341421963850564 3010399667807868 3512132945775846 5268199418663769 7024265891551692 10536398837327538 21072797674655076
• Sum of all divisors σ(n): 64210508674598979
• Sum of proper divisors (its aliquot sum) s(n): 43137710999943903
• 21072797674655076 is an abundant number, because the sum of its proper divisors (43137710999943903) is greater than itself. Its abundance is 22064913325288827

Bases of 21072797674655076

• Binary: 1001010110111011001100100001011110100100100110101100100₂
• Hexadecimal: 0x4ADD990BD24D64
• Base-36: 5RHOLLVZ690

Squares and roots of 21072797674655076

• 21072797674655076 squared (21072797674655076²) is 444062801836948378294615572565776
• 21072797674655076 cubed (21072797674655076³) is 9357645577950463597360987920147986295619122278976
• 21072797674655076 is a perfect square number. Its square root is 145164726
• The cube root of 21072797674655076 is 276210.8488006103

Scales and comparisons

• 21,072,797,674,655,076 seconds is equal to 670,049,783 years, 31 weeks, 5 days, 10 hours, 24 minutes, 36 seconds.
• To count from 1 to 21,072,797,674,655,076 would take you about two billion, ten million, one hundred forty-nine thousand, three hundred fifty 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 21072797674655076 cubic inches would be around 23017.6 feet tall.

Recreational maths with 21072797674655076

• 21072797674655076 backwards is 67055647679727012
• 21072797674655076 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21072797674655076's digits is 81
• More coming soon!