128404864665012

Names of 128404864665012

• Cardinal: 128404864665012 can be written as One hundred twenty-eight trillion, four hundred four billion, eight hundred sixty-four million, six hundred sixty-five thousand and twelve.

Scientific notation

• Scientific notation: 1.28404864665012 × 10¹⁴

Factors of 128404864665012

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4905

Divisors of 128404864665012

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 12 13 17 26 34 39 51 52 68 78 102 137 156 204 221 233 274 367 411 442 466 548 663 699 734 822 884 932 1101 1326 1398 1468 1644 1781 2202 2329 2652 2796 3029 3562 3961 4133 4404 4658 4771 5343 6058 6239 6987 7124 7922 8266 9087 9316 9542 10686 11883 12116 12399 12478 13974 14313 15844 16532 18174 18717 19084 21372 23766 24798 24956 27948 28626 30277 31921 36348 37434 47532 49596 50279 51493 53729 57252 60554 63842 70261 74868 81107 85511 90831 95763 100558 102986 107458 121108 127684 140522 150837 154479 161187 162214 171022 181662 191526 201116 205972 210783 214916 243321 256533 281044 301674 308958 322374 324428 342044 363324 383052 414973 421566 486642 513066 542657 566221 603348 617916 644748 653627 829946 843132 854743 913393 962989 973284 1026132 1085314 1111643 1132442 1244919 1307254 1453687 1516811 1627971 1659892 1698663 1709486 1826786 1925978 1960881 2170628 2223286 2264884 2489838 2564229 2614508 2740179 2888967 2907374 3033622 3255942 3334929 3397326 3418972 3653572 3851956 3921762 4361061 4446572 4550433 4979676 5128458 5480358 5777934 5814748 6067244 6511884 6669858 6794652 7054541 7360873 7843524 8722122 9100866 9625757 10256916 10960716 11111659 11555868 11715007 12518857 13339716 14109082 14721746 16370813 17444244 18201732 18897931 19251514 19718543 21163623 22082619 22223318 23430014 25037714 25785787 28218164 28877271 29443492 32741626 33334977 35145021 37556571 37795862 38503028 39437086 42327246 44165238 44446636 46860028 49112439 50075428 51571574 56693793 57754542 59155629 65483252 66669954 70290042 75113142 75591724 77357361 78874172 84654492 88330476 98224878 103143148 113387586 115509084 118311258 125134841 131929493 133339908 140580084 150226284 152295091 154714722 196449756 199155119 207803107 212820569 226775172 236622516 250269682 263858986 304590182 309429444 335215231 353416963 375404523 395788479 398310238 415606214 425641138 456885273 500539364 527717972 597465357 609180364 623409321 638461707 670430462 706833926 750809046 791576958 796620476 831212428 851282276 913770546 1005645693 1060250889 1194930714 1246818642 1276923414 1340860924 1413667852 1501618092 1583153916 1715083409 1827541092 2011291386 2120501778 2242801381 2389861428 2493637284 2553846828 2589016547 2701440391 3430166818 3532652819 4022582772 4241003556 4485602762 4594420519 5145250227 5178033094 5402880782 6008088371 6728404143 6860333636 7065305638 7767049641 8104321173 8971205524 9188841038 10290500454 10356066188 10597958457 10805761564 12016176742 13456808286 13783261557 14130611276 15534099282 16208642346 18024265113 18377682076 20581000908 21195916914 24032353484 26913616572 27566523114 29156417953 31068198564 32417284692 36048530226 42391833828 45924486647 48418123931 55133046228 58312835906 72097060452 78105148823 87469253859 91848973294 96836247862 116625671812 137773459941 145254371793 156210297646 174938507718 183697946588 193672495724 234315446469 275546919882 290508743586 312420595292 349877015436 468630892938 551093839764 581017487172 629435611103 823108106827 937261785876 1258871222206 1646216213654 1888306833309 2469324320481 2517742444412 3292432427308 3776613666618 4938648640962 7553227333236 9877297281924 10700405388751 21400810777502 32101216166253 42801621555004 64202432332506 128404864665012
• Sum of all divisors σ(n): 346634517325824
• Sum of proper divisors (its aliquot sum) s(n): 218229652660812
• 128404864665012 is an abundant number, because the sum of its proper divisors (218229652660812) is greater than itself. Its abundance is 89824787995800

Bases of 128404864665012

• Binary: 11101001100100010010110010110001000010110110100₂
• Hexadecimal: 0x74C8965885B4
• Base-36: 19IKDP3TMC

Squares and roots of 128404864665012

• 128404864665012 squared (128404864665012²) is 16487809269640047278976960144
• 128404864665012 cubed (128404864665012³) is 2117114917890660617832473747510766635281728
• The square root of 128404864665012 is 11331587.0320538949
• The cube root of 128404864665012 is 50449.9212294599

Scales and comparisons

• 128,404,864,665,012 seconds is equal to 4,082,877 years, 26 weeks, 5 days, 2 hours, 30 minutes, 12 seconds.
• To count from 1 to 128,404,864,665,012 would take you about ten million, two hundred seven thousand, one hundred ninety-three 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 128404864665012 cubic inches would be around 4204.2 feet tall.

Recreational maths with 128404864665012

• 128404864665012 backwards is 210566468404821
• The number of decimal digits it has is: 15
• The sum of 128404864665012's digits is 57
• More coming soon!