128086414921728

Names of 128086414921728

• Cardinal: 128086414921728 can be written as One hundred twenty-eight trillion, eighty-six billion, four hundred fourteen million, nine hundred twenty-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.28086414921728 × 10¹⁴

Factors of 128086414921728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 459

Divisors of 128086414921728

• Number of divisors d(n): 312
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 191 192 256 263 288 382 384 512 526 573 576 764 768 789 1024 1052 1146 1152 1528 1536 1578 1719 2048 2104 2292 2304 2367 3056 3072 3156 3438 4096 4208 4584 4608 4734 6112 6144 6312 6876 8416 9168 9216 9468 12224 12288 12624 13752 16832 18336 18432 18936 24448 25248 27504 33664 36672 36864 37872 48896 50233 50496 55008 67328 69169 73344 75744 97792 100466 100992 110016 134656 138338 146688 150699 151488 195584 200932 201984 207507 220032 269312 276676 293376 301398 302976 391168 401864 403968 415014 440064 452097 538624 553352 586752 602796 605952 622521 782336 803728 807936 830028 880128 904194 1077248 1106704 1173504 1205592 1211904 1245042 1607456 1615872 1660056 1760256 1808388 2213408 2347008 2411184 2423808 2490084 3214912 3231744 3320112 3520512 3616776 4426816 4822368 4847616 4980168 6429824 6640224 7041024 7233552 8853632 9644736 9695232 9960336 12859648 13211279 13280448 14467104 17707264 18191447 19289472 19920672 25719296 26422558 26560896 28934208 35414528 36382894 38578944 39633837 39841344 51438592 52845116 53121792 54574341 57868416 70829056 72765788 77157888 79267674 79682688 102877184 105690232 106243584 109148682 115736832 118901511 141658112 145531576 154315776 158535348 159365376 163723023 205754368 211380464 212487168 218297364 231473664 237803022 283316224 291063152 308631552 317070696 318730752 327446046 422760928 424974336 436594728 462947328 475606044 582126304 617263104 634141392 637461504 654892092 845521856 849948672 873189456 925894656 951212088 1164252608 1268282784 1274923008 1309784184 1691043712 1746378912 1851789312 1902424176 2328505216 2536565568 2549846016 2619568368 3382087424 3474566377 3492757824 3804848352 4657010432 5073131136 5239136736 6764174848 6949132754 6985515648 7609696704 9314020864 10146262272 10423699131 10478273472 13528349696 13898265508 13971031296 15219393408 18628041728 20292524544 20847398262 20956546944 27056699392 27796531016 27942062592 30438786816 31271097393 37256083456 40585049088 41694796524 41913093888 54113398784 55593062032 55884125184 60877573632 62542194786 74512166912 81170098176 83389593048 83826187776 111186124064 111768250368 121755147264 125084389572 162340196352 166779186096 167652375552 222372248128 223536500736 243510294528 250168779144 333558372192 335304751104 444744496256 487020589056 500337558288 667116744384 670609502208 889488992512 1000675116576 1334233488768 1778977985024 2001350233152 2668466977536 3557955970048 4002700466304 5336933955072 7115911940096 8005400932608 10673867910144 14231823880192 16010801865216 21347735820288 32021603730432 42695471640576 64043207460864 128086414921728
• Sum of all divisors σ(n): 373338870727680
• Sum of proper divisors (its aliquot sum) s(n): 245252455805952
• 128086414921728 is an abundant number, because the sum of its proper divisors (245252455805952) is greater than itself. Its abundance is 117166040884224

Bases of 128086414921728

• Binary: 11101000111111001110001010000110001000000000000₂
• Hexadecimal: 0x747E71431000
• Base-36: 19EI34CN40

Squares and roots of 128086414921728

• 128086414921728 squared (128086414921728²) is 16406129687501065256366505984
• 128086414921728 cubed (128086414921728³) is 2101402334412941174468958297820288203620352
• The square root of 128086414921728 is 11317526.8907004591
• The cube root of 128086414921728 is 50408.1806923335

Scales and comparisons

• 128,086,414,921,728 seconds is equal to 4,072,751 years, 41 weeks, 3 days, 4 hours, 28 minutes, 48 seconds.
• To count from 1 to 128,086,414,921,728 would take you about ten million, one hundred eighty-one thousand, eight hundred seventy-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 128086414921728 cubic inches would be around 4200.7 feet tall.

Recreational maths with 128086414921728

• 128086414921728 backwards is 827129414680821
• The number of decimal digits it has is: 15
• The sum of 128086414921728's digits is 63
• More coming soon!