81333504000

Names of 81333504000

• Cardinal: 81333504000 can be written as Eighty-one billion, three hundred thirty-three million, five hundred four thousand.

Scientific notation

• Scientific notation: 8.1333504 × 10¹⁰

Factors of 81333504000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 58

Divisors of 81333504000

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 25 27 28 30 32 35 36 40 41 42 45 48 50 54 56 60 63 64 70 72 75 80 82 84 90 96 100 105 108 112 120 123 125 126 128 135 140 144 150 160 164 168 175 180 189 192 200 205 210 216 224 225 240 246 250 252 256 270 280 287 288 300 315 320 328 336 350 360 369 375 378 384 400 410 420 432 448 450 480 492 500 504 512 525 540 560 574 576 600 615 630 640 656 672 675 700 720 738 750 756 768 800 820 840 861 864 875 896 900 945 960 984 1000 1008 1024 1025 1050 1080 1107 1120 1125 1148 1152 1200 1230 1260 1280 1312 1344 1350 1400 1435 1440 1476 1500 1512 1536 1575 1600 1640 1680 1681 1722 1728 1750 1792 1800 1845 1890 1920 1968 2000 2016 2048 2050 2100 2160 2214 2240 2250 2296 2304 2400 2460 2520 2560 2583 2624 2625 2688 2700 2800 2870 2880 2952 3000 3024 3072 3075 3150 3200 3280 3360 3362 3375 3444 3456 3500 3584 3600 3690 3780 3840 3936 4000 4032 4100 4200 4305 4320 4428 4480 4500 4592 4608 4725 4800 4920 5040 5043 5120 5125 5166 5248 5250 5376 5400 5535 5600 5740 5760 5904 6000 6048 6144 6150 6300 6400 6560 6720 6724 6750 6888 6912 7000 7168 7175 7200 7380 7560 7680 7749 7872 7875 8000 8064 8200 8400 8405 8610 8640 8856 8960 9000 9184 9216 9225 9450 9600 9840 10080 10086 10240 10250 10332 10496 10500 10752 10800 11070 11200 11480 11520 11767 11808 12000 12096 12300 12600 12800 12915 13120 13440 13448 13500 13776 13824 14000 14336 14350 14400 14760 15120 15129 15360 15375 15498 15744 15750 16000 16128 16400 16800 16810 17220 17280 17712 17920 18000 18368 18432 18450 18900 19200 19680 20160 20172 20500 20664 20992 21000 21504 21525 21600 22140 22400 22960 23040 23534 23616 23625 24000 24192 24600 25200 25215 25600 25830 26240 26880 26896 27000 27552 27648 27675 28000 28700 28800 29520 30240 30258 30720 30750 30996 31488 31500 32000 32256 32800 33600 33620 34440 34560 35301 35424 35840 35875 36000 36736 36900 37800 38400 38745 39360 40320 40344 41000 41328 41984 42000 42025 43008 43050 43200 44280 44800 45387 45920 46080 46125 47068 47232 47250 48000 48384 49200 50400 50430 51200 51660 52480 53760 53792 54000 55104 55296 55350 56000 57400 57600 58835 59040 60480 60516 61500 61992 62976 63000 64000 64512 64575 65600 67200 67240 68880 69120 70602 70848 71680 71750 72000 73472 73800 75600 75645 76800 77490 78720 80640 80688 82000 82656 83968 84000 84050 86100 86400 88560 89600 90774 91840 92160 92250 94136 94464 94500 96000 96768 98400 100800 100860 103320 104960 105903 107520 107584 107625 108000 110208 110700 112000 114800 115200 117670 118080 120960 121032 123000 123984 125952 126000 126075 128000 129024 129150 131200 134400 134480 137760 138240 138375 141204 141696 143500 144000 146944 147600 151200 151290 153600 154980 157440 161280 161376 164000 165312 168000 168100 172200 172800 176505 177120 179200 181548 183680 184500 188272 188928 189000 192000 193536 193725 196800 201600 201720 206640 209920 210125 211806 215040 215168 215250 216000 220416 221400 224000 226935 229600 230400 235340 236160 241920 242064 246000 247968 251904 252000 252150 256000 258300 262400 268800 268960 275520 276480 276750 282408 283392 287000 288000 293888 294175 295200 302400 302580 309960 314880 317709 322560 322752 322875 328000 330624 336000 336200 344400 345600 353010 354240 358400 363096 367360 369000 376544 377856 378000 378225 384000 387072 387450 393600 403200 403440 413280 419840 420250 423612 430336 430500 432000 440832 442800 448000 453870 459200 460800 470680 472320 483840 484128 492000 495936 504000 504300 516600 524800 529515 537600 537920 551040 553500 564816 566784 574000 576000 587776 588350 590400 604800 605160 619920 629760 630375 635418 645120 645504 645750 656000 661248 672000 672400 688800 691200 706020 708480 726192 734720 738000 753088 755712 756000 756450 768000 774900 787200 806400 806880 826560 840500 847224 860672 861000 864000 881664 882525 885600 896000 907740 918400 941360 944640 967680 968256 968625 984000 991872 1008000 1008600 1033200 1049600 1059030 1075200 1075840 1102080 1107000 1129632 1133568 1134675 1148000 1152000 1176700 1180800 1209600 1210320 1239840 1259520 1260750 1270836 1291008 1291500 1312000 1322496 1344000 1344800 1377600 1382400 1412040 1416960 1452384 1469440 1470875 1476000 1506176 1512000 1512900 1549800 1574400 1588545 1612800 1613760 1653120 1681000 1694448 1721344 1722000 1728000 1763328 1765050 1771200 1792000 1815480 1836800 1882720 1889280 1891125 1935360 1936512 1937250 1968000 1983744 2016000 2017200 2066400 2099200 2118060 2151680 2204160 2214000 2259264 2267136 2269350 2296000 2304000 2353400 2361600 2419200 2420640 2479680 2521500 2541672 2582016 2583000 2624000 2644992 2647575 2688000 2689600 2755200 2824080 2833920 2904768 2938880 2941750 2952000 3012352 3024000 3025800 3099600 3148800 3177090 3225600 3227520 3306240 3362000 3388896 3442688 3444000 3456000 3530100 3542400 3630960 3673600 3765440 3778560 3782250 3873024 3874500 3936000 3967488 4032000 4034400 4132800 4236120 4303360 4408320 4412625 4428000 4518528 4538700 4592000 4706800 4723200 4838400 4841280 4959360 5043000 5083344 5164032 5166000 5248000 5289984 5295150 5376000 5379200 5510400 5648160 5667840 5673375 5809536 5883500 5904000 6024704 6048000 6051600 6199200 6297600 6354180 6455040 6612480 6724000 6777792 6888000 6912000 7060200 7084800 7261920 7347200 7530880 7564500 7746048 7749000 7872000 7934976 7942725 8064000 8068800 8265600 8472240 8606720 8816640 8825250 8856000 9037056 9077400 9184000 9413600 9446400 9676800 9682560 9918720 10086000 10166688 10328064 10332000 10496000 10590300 10758400 11020800 11296320 11335680 11346750 11619072 11767000 11808000 12049408 12096000 12103200 12398400 12708360 12910080 13224960 13237875 13448000 13555584 13776000 14120400 14169600 14523840 14694400 15061760 15129000 15492096 15498000 15744000 15869952 15885450 16128000 16137600 16531200 16944480 17213440 17650500 17712000 18074112 18154800 18368000 18827200 18892800 19365120 19837440 20172000 20333376 20664000 21180600 21516800 22041600 22592640 22693500 23238144 23534000 23616000 24098816 24192000 24206400 24796800 25416720 25820160 26449920 26475750 26896000 27111168 27552000 28240800 28339200 29047680 30123520 30258000 30984192 30996000 31488000 31770900 32275200 33062400 33888960 35301000 35424000 36148224 36309600 36736000 37654400 38730240 39674880 39713625 40344000 40666752 41328000 42361200 43033600 44083200 45185280 45387000 46476288 47068000 47232000 48384000 48412800 49593600 50833440 51640320 52951500 53792000 54222336 55104000 56481600 56678400 58095360 60247040 60516000 61992000 63541800 64550400 66124800 67777920 70602000 70848000 72296448 72619200 73472000 75308800 77460480 79349760 79427250 80688000 81333504 82656000 84722400 86067200 90370560 90774000 92952576 94136000 94464000 96825600 99187200 101666880 105903000 107584000 108444672 110208000 112963200 116190720 120494080 121032000 123984000 127083600 129100800 132249600 135555840 141204000 141696000 145238400 150617600 154920960 158854500 161376000 162667008 165312000 169444800 180741120 181548000 188272000 193651200 198374400 203333760 211806000 215168000 216889344 220416000 225926400 232381440 242064000 247968000 254167200 258201600 271111680 282408000 283392000 290476800 301235200 317709000 322752000 325334016 330624000 338889600 361482240 363096000 376544000 387302400 396748800 406667520 423612000 430336000 451852800 464762880 484128000 495936000 508334400 542223360 564816000 580953600 602470400 635418000 645504000 650668032 661248000 677779200 726192000 753088000 774604800 813335040 847224000 903705600 968256000 991872000 1016668800 1084446720 1129632000 1161907200 1270836000 1291008000 1355558400 1452384000 1506176000 1626670080 1694448000 1807411200 1936512000 1983744000 2033337600 2259264000 2323814400 2541672000 2711116800 2904768000 3012352000 3253340160 3388896000 3873024000 4066675200 4518528000 5083344000 5422233600 5809536000 6777792000 8133350400 9037056000 10166688000 11619072000 13555584000 16266700800 20333376000 27111168000 40666752000 81333504000
• Sum of all divisors σ(n): 352219795200
• Sum of proper divisors (its aliquot sum) s(n): 270886291200
• 81333504000 is an abundant number, because the sum of its proper divisors (270886291200) is greater than itself. Its abundance is 189552787200

Bases of 81333504000

• Binary: 1001011101111110110101100100000000000₂
• Hexadecimal: 0x12EFDAC800
• Base-36: 11D3V9C0

Squares and roots of 81333504000

• 81333504000 squared (81333504000²) is 6615138872918016000000
• 81333504000 cubed (81333504000³) is 538032423981032946008064000000000
• The square root of 81333504000 is 285190.2943650081
• The cube root of 81333504000 is 4332.6788018637

Scales and comparisons

• 81,333,504,000 seconds is equal to 2,586 years, 8 weeks.
• To count from 1 to 81,333,504,000 would take you about five thousand, one hundred seventy-two 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 81333504000 cubic inches would be around 361.1 feet tall.

Recreational maths with 81333504000

• 81333504000 backwards is 00040533318
• 81333504000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 81333504000's digits is 27
• More coming soon!