21320153904202560

Names of 21320153904202560

• Cardinal: 21320153904202560 can be written as Twenty-one quadrillion, three hundred twenty trillion, one hundred fifty-three billion, nine hundred four million, two hundred two thousand, five hundred sixty.

Scientific notation

• Scientific notation: 2.132015390420256 × 10¹⁶

Factors of 21320153904202560

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 473654

Divisors of 21320153904202560

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 32 33 36 40 44 45 48 54 55 60 64 66 72 80 88 90 96 99 108 110 120 132 135 144 160 165 176 180 192 198 216 220 240 264 270 288 297 320 330 352 360 396 432 440 480 495 528 540 576 594 660 704 720 792 864 880 960 990 1056 1080 1188 1320 1440 1485 1584 1728 1760 1980 2112 2160 2376 2640 2880 2970 3168 3520 3960 4320 4752 5280 5940 6336 7920 8640 9504 10560 11880 15840 19008 23760 31680 47520 95040 473633 947266 1420899 1894532 2368165 2841798 3789064 4262697 4736330 5209963 5683596 7104495 7578128 8525394 9472660 10419926 11367192 12788091 14208990 15156256 15629889 17050788 18945320 20839852 21313485 22734384 25576182 26049815 28417980 30312512 31259778 34101576 37890640 41679704 42626970 45468768 46889667 51152364 52099630 56835960 62519556 63940455 68203152 75781280 78149445 83359408 85253940 90937536 93779334 102304728 104199260 113671920 125039112 127880910 136406304 140669001 151562560 156298890 166718816 170507880 187558668 204609456 208398520 227343840 234448335 250078224 255761820 272812608 281338002 312597780 333437632 341015760 375117336 409218912 416797040 454687680 468896670 500156448 511523640 562676004 625195560 682031520 703345005 750234672 818437824 833594080 937793340 1000312896 1023047280 1125352008 1250391120 1364063040 1406690010 1500469344 1667188160 1875586680 2046094560 2250704016 2500782240 2813380020 3000938688 3751173360 4092189120 4501408032 5001564480 5626760040 7502346720 9002816064 11253520080 15004693440 22507040160 45014080320 224328218689 448656437378 672984656067 897312874756 1121641093445 1345969312134 1794625749512 2018953968201 2243282186890 2467610405579 2691938624268 3364923280335 3589251499024 4037907936402 4486564373780 4935220811158 5383877248536 6056861904603 6729846560670 7178502998048 7402831216737 8075815872804 8973128747560 9870441622316 10094769841005 10767754497072 12113723809206 12338052027895 13459693121340 14357005996096 14805662433474 16151631745608 17946257495120 19740883244632 20189539682010 21535508994144 22208493650211 24227447618412 24676104055790 26919386242680 29611324866948 30284309523015 32303263491216 35892514990240 37014156083685 39481766489264 40379079364020 43071017988288 44416987300422 48454895236824 49352208111580 53838772485360 59222649733896 60568619046030 64606526982432 66625480950633 71785029980480 74028312167370 78963532978528 80758158728040 88833974600844 96909790473648 98704416223160 107677544970720 111042468251055 118445299467792 121137238092060 129213053964864 133250961901266 148056624334740 157927065957056 161516317456080 177667949201688 193819580947296 197408832446320 215355089941440 222084936502110 236890598935584 242274476184120 266501923802532 296113248669480 323032634912160 333127404753165 355335898403376 387639161894592 394817664892640 444169873004220 473781197871168 484548952368240 533003847605064 592226497338960 646065269824320 666254809506330 710671796806752 789635329785280 888339746008440 969097904736480 1066007695210128 1184452994677920 1332509619012660 1421343593613504 1776679492016880 1938195809472960 2132015390420256 2368905989355840 2665019238025320 3553358984033760 4264030780840512 5330038476050640 7106717968067520 10660076952101280 21320153904202560
• Sum of all divisors σ(n): 82050462504060480
• Sum of proper divisors (its aliquot sum) s(n): 60730308599857920
• 21320153904202560 is an abundant number, because the sum of its proper divisors (60730308599857920) is greater than itself. Its abundance is 39410154695655360

Bases of 21320153904202560

• Binary: 1001011101111101001000100101000000001000100001101000000₂
• Hexadecimal: 0x4BBE9128044340
• Base-36: 5TXD3HOI1C0

Squares and roots of 21320153904202560

• 21320153904202560 squared (21320153904202560²) is 454548962498883661965629510553600
• 21320153904202560 cubed (21320153904202560³) is 9691053837471797539142106197814702154912137216000
• The square root of 21320153904202560 is 146014225.0063416253
• The cube root of 21320153904202560 is 277287.3848138755

Scales and comparisons

• 21,320,153,904,202,560 seconds is equal to 677,914,946 years, 30 weeks, 3 days, 21 hours, 36 minutes.
• To count from 1 to 21,320,153,904,202,560 would take you about two billion, thirty-three million, seven hundred forty-four thousand, eight hundred thirty-nine 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 21320153904202560 cubic inches would be around 23107.3 feet tall.

Recreational maths with 21320153904202560

• 21320153904202560 backwards is 06520240935102312
• 21320153904202560 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21320153904202560's digits is 45
• More coming soon!