128443540800

Names of 128443540800

• Cardinal: 128443540800 can be written as One hundred twenty-eight billion, four hundred forty-three million, five hundred forty thousand, eight hundred.

Scientific notation

• Scientific notation: 1.284435408 × 10¹¹

Factors of 128443540800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 4683

Divisors of 128443540800

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 20 24 25 30 32 34 40 48 50 51 60 64 68 75 80 85 96 100 102 120 136 150 160 170 192 200 204 240 255 272 300 320 340 367 400 408 425 480 510 544 600 680 734 800 816 850 960 1020 1088 1101 1200 1275 1360 1468 1600 1632 1700 1835 2040 2202 2400 2550 2720 2936 3264 3400 3670 4080 4289 4404 4800 5100 5440 5505 5872 6239 6800 7340 8160 8578 8808 9175 10200 11010 11744 12478 12867 13600 14680 16320 17156 17616 18350 18717 20400 21445 22020 23488 24956 25734 27200 27525 29360 31195 34312 35232 36700 37434 40800 42890 44040 49912 51468 55050 58720 62390 64335 68624 70464 72913 73400 74868 81600 85780 88080 93585 99824 102936 107225 110100 117440 124780 128670 137248 145826 146800 149736 155975 171560 176160 187170 199648 205872 214450 218739 220200 249560 257340 274496 291652 293600 299472 311950 321675 343120 352320 364565 374340 399296 411744 428900 437478 440400 467925 499120 514680 583304 587200 598944 623900 643350 686240 729130 748680 823488 857800 874956 880800 935850 998240 1029360 1093695 1166608 1197888 1247800 1286700 1372480 1458260 1497360 1574063 1715600 1749912 1761600 1822825 1871700 1996480 2058720 2187390 2333216 2495600 2573400 2916520 2994720 3148126 3431200 3499824 3645650 3743400 4117440 4374780 4666432 4722189 4991200 5146800 5468475 5833040 5989440 6296252 6862400 6999648 7291300 7486800 7870315 8749560 9444378 9982400 10293600 10936950 11666080 12592504 13999296 14582600 14973600 15740630 17499120 18888756 20587200 21873900 23332160 23610945 25185008 26759071 29165200 29947200 31481260 34998240 37777512 39351575 43747800 47221890 50370016 53518142 58330400 62962520 69996480 75555024 78703150 80277213 87495600 94443780 100740032 107036284 116660800 118054725 125925040 133795355 151110048 157406300 160554426 174991200 188887560 214072568 236109450 251850080 267590710 302220096 314812600 321108852 349982400 377775120 401386065 428145136 472218900 503700160 535181420 629625200 642217704 668976775 755550240 802772130 856290272 944437800 1070362840 1259250400 1284435408 1337953550 1511100480 1605544260 1712580544 1888875600 2006930325 2140725680 2518500800 2568870816 2675907100 3211088520 3777751200 4013860650 4281451360 5137741632 5351814200 6422177040 7555502400 8027721300 8562902720 10703628400 12844354080 16055442600 21407256800 25688708160 32110885200 42814513600 64221770400 128443540800
• Sum of all divisors σ(n): 447510286080
• Sum of proper divisors (its aliquot sum) s(n): 319066745280
• 128443540800 is an abundant number, because the sum of its proper divisors (319066745280) is greater than itself. Its abundance is 190623204480

Bases of 128443540800

• Binary: 1110111100111110101001110010101000000₂
• Hexadecimal: 0x1DE7D4E540
• Base-36: 1N07YUDC

Squares and roots of 128443540800

• 128443540800 squared (128443540800²) is 16497743173241264640000
• 128443540800 cubed (128443540800³) is 2119028548380135843031437312000000
• The square root of 128443540800 is 358390.2074555051
• The cube root of 128443540800 is 5045.4985970315

Scales and comparisons

• 128,443,540,800 seconds is equal to 4,084 years, 5 weeks, 4 days, 1 hour, 20 minutes.
• To count from 1 to 128,443,540,800 would take you about eight thousand, one hundred sixty-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 128443540800 cubic inches would be around 420.5 feet tall.

Recreational maths with 128443540800

• 128443540800 backwards is 008045344821
• The number of decimal digits it has is: 12
• The sum of 128443540800's digits is 39
• More coming soon!