128072079639400448

Names of 128072079639400448

• Cardinal: 128072079639400448 can be written as One hundred twenty-eight quadrillion, seventy-two trillion, seventy-nine billion, six hundred thirty-nine million, four hundred thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 1.28072079639400448 × 10¹⁷

Factors of 128072079639400448

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 597

Divisors of 128072079639400448

• Number of divisors d(n): 312
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 128 136 157 256 272 314 421 512 544 628 842 1024 1088 1256 1684 2048 2176 2512 2669 3368 4096 4352 5024 5338 6736 7157 8704 10048 10676 13472 14314 17408 20096 21352 24649 26944 28628 34816 40192 42704 49298 53888 57256 66097 69632 80384 85408 98596 107776 114512 132194 160768 170816 177241 197192 215552 229024 264388 321536 341632 354482 394384 419033 431104 458048 528776 643072 683264 708964 788768 838066 862208 916096 1057552 1123649 1366528 1417928 1577536 1676132 1724416 1832192 2115104 2247298 2733056 2835856 3013097 3155072 3352264 3664384 4230208 4494596 5466112 5671712 6026194 6310144 6704528 7328768 8460416 8989192 10377229 10932224 11343424 12052388 12620288 13409056 14657536 16920832 17978384 20754458 22686848 24104776 25240576 26818112 27826837 29315072 33841664 35956768 41508916 45373696 48209552 50481152 53636224 55653674 67683328 71913536 74618461 83017832 90747392 96419104 100962304 107272448 111307348 135366656 143827072 149236922 166035664 176412893 181494784 192838208 214544896 222614696 270733312 287654144 298473844 332071328 352825786 362989568 385676416 429089792 445229392 473056229 575308288 596947688 664142656 705651572 725979136 771352832 858179584 890458784 946112458 1150616576 1193895376 1268513837 1328285312 1411303144 1542705664 1716359168 1780917568 1892224916 2301233152 2387790752 2537027674 2656570624 2822606288 3085411328 3561835136 3784449832 4368813409 4602466304 4775581504 5074055348 5313141248 5645212576 6170822656 7123670272 7568899664 8737626818 9551163008 10148110696 10626282496 11290425152 11715098377 12341645312 14247340544 15137799328 17475253636 19102326016 20296221392 21252564992 22580850304 23430196754 28494681088 30275598656 34950507272 38204652032 40592442784 42505129984 45161700608 46860393508 56989362176 60551197312 69901014544 74269827953 76409304064 81184885568 90323401216 93720787016 113978724352 121102394624 139802029088 148539655906 152818608128 162369771136 180646802432 187441574032 199156672409 242204789248 279604058176 297079311812 305637216256 324739542272 361293604864 374883148064 398313344818 484409578496 559208116352 594158623624 649479084544 722587209728 749766296128 796626689636 968819156992 1118416232704 1188317247248 1298958169088 1499532592256 1593253379272 1839270445189 1937638313984 2236832465408 2376634494496 2597916338176 2999065184512 3186506758544 3678540890378 4473664930816 4753268988992 5195832676352 5998130369024 6373013517088 7357081780756 8947329861632 9506537977984 11996260738048 12746027034176 14714163561512 17894659723264 19013075955968 23992521476096 25492054068352 29428327123024 31267597568213 38026151911936 47985042952192 50984108136704 58856654246048 62535195136426 76052303823872 101968216273408 117713308492096 125070390272852 152104607647744 203936432546816 235426616984192 250140780545704 304209215295488 407872865093632 470853233968384 500281561091408 815745730187264 941706467936768 1000563122182816 1883412935873536 2001126244365632 3766825871747072 4002252488731264 7533651743494144 8004504977462528 16009009954925056 32018019909850112 64036039819700224 128072079639400448
• Sum of all divisors σ(n): 273566409608249784
• Sum of proper divisors (its aliquot sum) s(n): 145494329968849336
• 128072079639400448 is an abundant number, because the sum of its proper divisors (145494329968849336) is greater than itself. Its abundance is 17422250329448888

Bases of 128072079639400448

• Binary: 111000111000000001110000010111100100011010101000000000000₂
• Hexadecimal: 0x1C700E0BC8D5000
• Base-36: Z11RH5I6ZNK

Squares and roots of 128072079639400448

• 128072079639400448 squared (128072079639400448²) is 16402457583160930786615716902600704
• 128072079639400448 cubed (128072079639400448³) is 2100696853872474524391076638850594459507678502715392
• The square root of 128072079639400448 is 357871596.5809531077
• The cube root of 128072079639400448 is 504063.0008055515

Scales and comparisons

• 128,072,079,639,400,448 seconds is equal to 4,072,295,979 years, 30 weeks, 1 day, 3 hours, 14 minutes, 8 seconds.
• To count from 1 to 128,072,079,639,400,448 would take you about twelve billion, two hundred sixteen million, eight hundred eighty-seven thousand, nine 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 128072079639400448 cubic inches would be around 42005.3 feet tall.

Recreational maths with 128072079639400448

• 128072079639400448 backwards is 844004936970270821
• The number of decimal digits it has is: 18
• The sum of 128072079639400448's digits is 74
• More coming soon!