128997245908368

Names of 128997245908368

• Cardinal: 128997245908368 can be written as One hundred twenty-eight trillion, nine hundred ninety-seven billion, two hundred forty-five million, nine hundred eight thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 1.28997245908368 × 10¹⁴

Factors of 128997245908368

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 211294

Divisors of 128997245908368

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 29 36 41 48 54 58 72 82 87 108 116 123 144 164 174 216 232 246 261 328 348 369 432 464 492 522 656 696 738 783 841 984 1044 1107 1189 1392 1476 1566 1681 1682 1968 2088 2214 2378 2523 2952 3132 3362 3364 3567 4176 4428 4756 5043 5046 5904 6264 6724 6728 7134 7569 8856 9512 10086 10092 10701 12528 13448 13456 14268 15129 15138 17712 19024 20172 20184 21402 22707 26896 28536 30258 30276 32103 34481 40344 40368 42804 45387 45414 48749 57072 60516 60552 64206 68962 80688 85608 90774 90828 97498 103443 121032 121104 128412 137924 146247 171216 181548 181656 194996 206886 211219 242064 256824 275848 292494 310329 363096 363312 389992 413772 422438 438741 513648 551696 584988 620658 633657 726192 779984 827544 844876 877482 930987 1169976 1241316 1267314 1316223 1413721 1655088 1689752 1754964 1861974 1900971 2339952 2482632 2534628 2632446 2827442 3379504 3509928 3723948 3801942 4241163 4965264 5069256 5264892 5654884 5702913 6125351 7019856 7447896 7603884 8482326 8659979 10138512 10529784 11309768 11405826 12250702 12723489 14895792 15207768 16964652 17319958 18376053 21059568 22619536 22811652 24501404 25446978 25979937 30415536 33929304 34639916 36752106 38170467 45623304 49002808 50893956 51959874 55128159 67858608 69279832 73504212 76340934 77939811 91246608 98005616 101787912 103919748 110256318 138559664 147008424 152681868 155879622 165384477 177635179 203575824 207839496 220512636 233819433 251139391 294016848 305363736 311759244 330768954 355059139 355270358 415678992 441025272 467638866 502278782 532905537 610727472 623518488 661537908 710118278 710540716 753418173 882050544 935277732 1004557564 1065177417 1065811074 1247036976 1323075816 1420236556 1421081432 1506836346 1598716611 1870555464 2009115128 2130354834 2131622148 2260254519 2646151632 2840473112 2842162864 3013672692 3195532251 3197433222 3741110928 4018230256 4260709668 4263244296 4520509038 4796149833 5680946224 6027345384 6391064502 6394866444 6780763557 7283042339 8521419336 8526488592 9041018076 9586596753 9592299666 10296715031 12054690768 12782129004 12789732888 13561527114 14566084678 17042838672 18082036152 19173193506 19184599332 20593430062 21849127017 25564258008 25579465776 27123054228 29132169356 30890145093 36164072304 38346387012 38369198664 41186860124 43698254034 51128516016 54246108456 58264338712 61780290186 65547381051 76692774024 76738397328 82373720248 87396508068 92670435279 108492216912 116528677424 123560580372 131094762102 153385548048 164747440496 174793016136 185340870558 196642143153 247121160744 262189524204 278011305837 298604735899 349586032272 370681741116 393284286306 494242321488 524379048408 556022611674 597209471798 741363482232 786568572612 895814207697 1048758096816 1112045223348 1194418943596 1482726964464 1573137145224 1791628415394 2224090446696 2388837887192 2687442623091 3146274290448 3583256830788 4448180893392 4777675774384 5374885246182 7166513661576 8062327869273 10749770492364 14333027323152 16124655738546 21499540984728 32249311477092 42999081969456 64498622954184 128997245908368
• Sum of all divisors σ(n): 393061182082400
• Sum of proper divisors (its aliquot sum) s(n): 264063936174032
• 128997245908368 is an abundant number, because the sum of its proper divisors (264063936174032) is greater than itself. Its abundance is 135066690265664

Bases of 128997245908368

• Binary: 11101010101001010000011000001001111010110010000₂
• Hexadecimal: 0x75528304F590
• Base-36: 19Q4ILLQC0

Squares and roots of 128997245908368

• 128997245908368 squared (128997245908368²) is 16640289451943964717452423424
• 128997245908368 cubed (128997245908368³) is 2146551510418837791812001382732289840812032
• The square root of 128997245908368 is 11357695.4488297493
• The cube root of 128997245908368 is 50527.3838880395

Scales and comparisons

• 128,997,245,908,368 seconds is equal to 4,101,713 years, 21 weeks, 11 hours, 52 minutes, 48 seconds.
• To count from 1 to 128,997,245,908,368 would take you about ten million, two hundred fifty-four thousand, two hundred eighty-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 128997245908368 cubic inches would be around 4210.6 feet tall.

Recreational maths with 128997245908368

• 128997245908368 backwards is 863809542799821
• The number of decimal digits it has is: 15
• The sum of 128997245908368's digits is 81
• More coming soon!