21040300800

Names of 21040300800

• Cardinal: 21040300800 can be written as Twenty-one billion, forty million, three hundred thousand, eight hundred.

Scientific notation

• Scientific notation: 2.10403008 × 10¹⁰

Factors of 21040300800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 256

Divisors of 21040300800

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 64 72 75 80 81 83 90 96 100 108 120 128 135 144 150 160 162 163 166 180 192 200 216 225 240 243 249 256 270 288 300 320 324 326 332 360 384 400 405 415 432 450 480 486 489 498 540 576 600 640 648 652 664 675 720 747 768 800 810 815 830 864 900 960 972 978 996 1080 1152 1200 1215 1245 1280 1296 1304 1328 1350 1440 1467 1494 1600 1620 1630 1660 1728 1800 1920 1944 1956 1992 2025 2075 2160 2241 2304 2400 2430 2445 2490 2592 2608 2656 2700 2880 2934 2988 3200 3240 3260 3320 3456 3600 3735 3840 3888 3912 3984 4050 4075 4150 4320 4401 4482 4800 4860 4890 4980 5184 5216 5312 5400 5760 5868 5976 6075 6225 6400 6480 6520 6640 6723 6912 7200 7335 7470 7776 7824 7968 8100 8150 8300 8640 8802 8964 9600 9720 9780 9960 10368 10432 10624 10800 11205 11520 11736 11952 12150 12225 12450 12960 13040 13203 13280 13446 13529 14400 14670 14940 15552 15648 15936 16200 16300 16600 17280 17604 17928 18675 19200 19440 19560 19920 20169 20736 20864 21248 21600 22005 22410 23472 23904 24300 24450 24900 25920 26080 26406 26560 26892 27058 28800 29340 29880 31104 31296 31872 32400 32600 33200 33615 34560 35208 35856 36675 37350 38880 39120 39609 39840 40338 40587 41728 43200 44010 44820 46944 47808 48600 48900 49800 51840 52160 52812 53120 53784 54116 56025 57600 58680 59760 62208 62592 63744 64800 65200 66015 66400 67230 67645 70416 71712 73350 74700 77760 78240 79218 79680 80676 81174 86400 88020 89640 93888 95616 97200 97800 99600 100845 103680 104320 105624 106240 107568 108232 110025 112050 117360 119520 121761 125184 129600 130400 132030 132800 134460 135290 140832 143424 146700 149400 155520 156480 158436 159360 161352 162348 168075 172800 176040 179280 187776 191232 194400 195600 198045 199200 201690 202935 208640 211248 215136 216464 220050 224100 234720 239040 243522 259200 260800 264060 265600 268920 270580 281664 286848 293400 298800 311040 312960 316872 318720 322704 324696 330075 336150 338225 352080 358560 365283 375552 388800 391200 396090 398400 403380 405870 422496 430272 432928 440100 448200 469440 478080 487044 504225 518400 521600 528120 531200 537840 541160 563328 573696 586800 597600 608805 625920 633744 645408 649392 660150 672300 676450 704160 717120 730566 777600 782400 792180 796800 806760 811740 844992 860544 865856 880200 896400 938880 956160 974088 990225 1008450 1014675 1043200 1056240 1075680 1082320 1095849 1126656 1173600 1195200 1217610 1267488 1290816 1298784 1320300 1344600 1352900 1408320 1434240 1461132 1555200 1564800 1584360 1593600 1613520 1623480 1689984 1721088 1731712 1760400 1792800 1826415 1877760 1948176 1980450 2016900 2029350 2112480 2151360 2164640 2191698 2347200 2390400 2435220 2534976 2581632 2597568 2640600 2689200 2705800 2816640 2868480 2922264 3044025 3129600 3168720 3227040 3246960 3287547 3379968 3463424 3520800 3585600 3652830 3896352 3960900 4033800 4058700 4224960 4302720 4329280 4383396 4694400 4780800 4870440 5069952 5163264 5195136 5281200 5378400 5411600 5479245 5633280 5844528 6088050 6337440 6454080 6493920 6575094 7041600 7171200 7305660 7792704 7921800 8067600 8117400 8449920 8605440 8658560 8766792 9132075 9388800 9740880 10139904 10390272 10562400 10756800 10823200 10958490 11689056 12176100 12674880 12908160 12987840 13150188 14083200 14342400 14611320 15585408 15843600 16135200 16234800 16437735 16899840 17317120 17533584 18264150 19481760 21124800 21513600 21646400 21916980 23378112 24352200 25349760 25816320 25975680 26300376 27396225 28166400 29222640 31170816 31687200 32270400 32469600 32875470 35067168 36528300 38963520 42249600 43027200 43292800 43833960 46756224 48704400 50699520 51951360 52600752 54792450 58445280 63374400 64540800 64939200 65750940 70134336 73056600 77927040 82188675 84499200 86585600 87667920 93512448 97408800 105201504 109584900 116890560 126748800 129081600 129878400 131501880 140268672 146113200 155854080 164377350 175335840 194817600 210403008 219169800 233781120 253497600 259756800 263003760 280537344 292226400 328754700 350671680 389635200 420806016 438339600 467562240 526007520 584452800 657509400 701343360 779270400 841612032 876679200 1052015040 1168905600 1315018800 1402686720 1753358400 2104030080 2337811200 2630037600 3506716800 4208060160 5260075200 7013433600 10520150400 21040300800
• Sum of all divisors σ(n): 79434124224
• Sum of proper divisors (its aliquot sum) s(n): 58393823424
• 21040300800 is an abundant number, because the sum of its proper divisors (58393823424) is greater than itself. Its abundance is 37353522624

Bases of 21040300800

• Binary: 10011100110000110011000001100000000₂
• Hexadecimal: 0x4E6198300
• Base-36: 9NYUO00

Squares and roots of 21040300800

• 21040300800 squared (21040300800²) is 442694257754480640000
• 21040300800 cubed (21040300800³) is 9314420345587005213376512000000
• The square root of 21040300800 is 145052.7517836183
• The cube root of 21040300800 is 2760.6879192617

Scales and comparisons

• 21,040,300,800 seconds is equal to 669 years, 6 days.
• To count from 1 to 21,040,300,800 would take you about one thousand, three hundred thirty-eight 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 21040300800 cubic inches would be around 230.1 feet tall.

Recreational maths with 21040300800

• 21040300800 backwards is 00800304012
• 21040300800 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21040300800's digits is 18
• More coming soon!