6978239840672640

Names of 6978239840672640

• Cardinal: 6978239840672640 can be written as Six quadrillion, nine hundred seventy-eight trillion, two hundred thirty-nine billion, eight hundred forty million, six hundred seventy-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 6.97823984067264 × 10¹⁵

Factors of 6978239840672640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 13026881464

Divisors of 6978239840672640

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 31 32 36 40 45 48 54 60 62 64 72 80 90 93 96 108 120 124 128 135 144 155 160 180 186 192 216 240 248 270 279 288 310 320 360 372 384 432 465 480 496 540 558 576 620 640 720 744 837 864 930 960 992 1080 1116 1152 1240 1395 1440 1488 1674 1728 1860 1920 1984 2160 2232 2480 2790 2880 2976 3348 3456 3720 3968 4185 4320 4464 4960 5580 5760 5952 6696 7440 8370 8640 8928 9920 11160 11904 13392 14880 16740 17280 17856 19840 22320 26784 29760 33480 35712 44640 53568 59520 66960 89280 107136 133920 178560 267840 535680 13026881423 26053762846 39080644269 52107525692 65134407115 78161288538 104215051384 117241932807 130268814230 156322577076 195403221345 208430102768 234483865614 260537628460 312645154152 351725798421 390806442690 403833324113 416860205536 468967731228 521075256920 586209664035 625290308304 703451596842 781612885380 807666648226 833720411072 937935462456 1042150513840 1172419328070 1211499972339 1250580616608 1406903193684 1563225770760 1615333296452 1667440822144 1758628992105 1875870924912 2019166620565 2084301027680 2344838656140 2422999944678 2501161233216 2813806387368 3126451541520 3230666592904 3517257984210 3634499917017 3751741849824 4038333241130 4168602055360 4689677312280 4845999889356 5002322466432 5627612774736 6057499861695 6252903083040 6461333185808 7034515968420 7268999834034 7503483699648 8076666482260 8337204110720 9379354624560 9691999778712 10903499751051 11255225549472 12114999723390 12505806166080 12922666371616 14069031936840 14537999668068 15006967399296 16153332964520 18172499585085 18758709249120 19383999557424 21806999502102 22510451098944 24229999446780 25011612332160 25845332743232 28138063873680 29075999336136 32306665929040 36344999170170 37517418498240 38767999114848 43613999004204 45020902197888 48459998893560 51690665486464 54517498755255 56276127747360 58151998672272 64613331858080 72689998340340 75034836996480 77535998229696 87227998008408 96919997787120 109034997510510 112552255494720 116303997344544 129226663716160 145379996680680 155071996459392 174455996016816 193839995574240 218069995021020 225104510989440 232607994689088 258453327432320 290759993361360 348911992033632 387679991148480 436139990042040 465215989378176 581519986722720 697823984067264 775359982296960 872279980084080 1163039973445440 1395647968134528 1744559960168160 2326079946890880 3489119920336320 6978239840672640
• Sum of all divisors σ(n): 25511844580761600
• Sum of proper divisors (its aliquot sum) s(n): 18533604740088960
• 6978239840672640 is an abundant number, because the sum of its proper divisors (18533604740088960) is greater than itself. Its abundance is 11555364899416320

Bases of 6978239840672640

• Binary: 11000110010101010110000010010110111000101101110000000₂
• Hexadecimal: 0x18CAAC12DC5B80
• Base-36: 1WPKV4KBMO0

Squares and roots of 6978239840672640

• 6978239840672640 squared (6978239840672640²) is 48695831273950912092407644569600
• 6978239840672640 cubed (6978239840672640³) is 339811189870556972915687128365979450907295744000
• The square root of 6978239840672640 is 83535859.6093476493
• The cube root of 6978239840672640 is 191094.6949704753

Scales and comparisons

• 6,978,239,840,672,640 seconds is equal to 221,886,441 years, 42 weeks, 4 days, 14 hours, 24 minutes.
• To count from 1 to 6,978,239,840,672,640 would take you about six hundred sixty-five million, six hundred fifty-nine thousand, three hundred twenty-five 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 6978239840672640 cubic inches would be around 15924.6 feet tall.

Recreational maths with 6978239840672640

• 6978239840672640 backwards is 0462760489328796
• The number of decimal digits it has is: 16
• The sum of 6978239840672640's digits is 81
• More coming soon!