128802655989040

Names of 128802655989040

• Cardinal: 128802655989040 can be written as One hundred twenty-eight trillion, eight hundred two billion, six hundred fifty-five million, nine hundred eighty-nine thousand and forty.

Scientific notation

• Scientific notation: 1.2880265598904 × 10¹⁴

Factors of 128802655989040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 317

Divisors of 128802655989040

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 40 44 47 55 61 80 88 94 110 121 122 176 188 191 220 235 242 244 305 376 382 440 470 484 488 517 605 610 671 752 764 880 940 955 968 976 1034 1210 1220 1331 1342 1528 1880 1910 1936 2068 2101 2209 2420 2440 2585 2662 2684 2867 3056 3355 3760 3820 4136 4202 4418 4840 4880 5170 5324 5368 5687 5734 6655 6710 7381 7640 8272 8404 8836 8977 9680 10340 10505 10648 10736 11045 11374 11468 11651 13310 13420 14335 14762 15280 16808 17672 17954 20680 21010 21296 22090 22748 22936 23111 23302 24299 26620 26840 28435 28670 29524 31537 33616 35344 35908 36905 41360 42020 44180 44885 45496 45872 46222 46604 48598 53240 53680 56870 57340 58255 59048 62557 63074 71816 73810 81191 84040 88360 89770 90992 92444 93208 97196 98747 103823 106480 113740 114680 115555 116510 118096 121495 125114 126148 128161 134749 143632 147620 157685 162382 168080 176720 179540 184888 186416 194392 197494 207646 227480 229360 231110 233020 242990 250228 252296 254221 256322 267289 269498 295240 312785 315370 324764 346907 359080 369776 388784 394988 405955 415292 421919 454960 462220 466040 485980 493735 500456 504592 508442 512644 519115 534578 538996 547597 590480 625570 630740 640805 649528 673745 693814 718160 789976 811910 830584 843838 924440 932080 971960 987470 1000912 1016884 1025288 1038230 1069156 1077992 1086217 1095194 1142053 1251140 1261480 1271105 1281610 1299056 1336445 1347490 1387628 1409771 1482239 1579952 1623820 1661168 1687676 1734535 1848880 1943920 1974940 2033768 2050576 2076460 2109595 2138312 2155984 2172434 2190388 2284106 2502280 2522960 2542210 2563220 2672890 2694980 2737985 2775256 2819542 2940179 2964478 3247640 3375352 3469070 3815977 3949880 4067536 4152920 4219190 4276624 4344868 4380776 4568212 4641109 5004560 5084420 5126440 5345780 5389960 5431085 5475970 5550512 5639084 5710265 5880358 5928956 6023567 6333203 6495280 6750704 6938140 7048855 7411195 7631954 7899760 8305840 8438380 8689736 8761552 9136424 9282218 10168840 10252880 10691560 10779920 10862170 10951940 11278168 11420530 11760716 11857912 11948387 12047134 12562583 12666406 13876280 14097710 14700895 14822390 15263908 15507481 16304629 16876760 17379472 18272848 18564436 19079885 19830193 20337680 21383120 21724340 21903880 22556336 22841060 23205545 23521432 23715824 23896774 24094268 25125166 25332812 25737059 27752560 28195420 29401790 29644780 30117835 30527816 31014962 31666015 32609258 33753520 37128872 38159770 39660386 43448680 43807760 45682120 46411090 47042864 47793548 48188536 50250332 50665624 51052199 51474118 56390840 58803580 59289560 59741935 60235670 61055632 62029924 62812915 63332030 65218516 66259237 69665233 74257744 76319540 77537405 79320772 81523145 86897360 91364240 92822180 95587096 96377072 99150965 100500664 101331248 102104398 102948236 112781680 117607160 118579120 119483870 120471340 124059848 125625830 126664060 128685295 130437032 132518474 138188413 139330466 152639080 155074810 158641544 163046290 179350919 185644360 191174192 198301930 201001328 204208796 205896472 218132123 235214320 238967740 240942680 248119696 251251660 253328120 255260995 257370590 260874064 265036948 276376826 278660932 283107649 305278160 310149620 317283088 326092580 331296185 348326165 358701838 371288720 396603860 408417592 411792944 436264246 477935480 481885360 502503320 506656240 510521990 514741180 530073896 552753652 557321864 561574189 566215298 620299240 652185160 662592370 690942065 696652330 717403676 728851607 766317563 793207720 816835184 872528492 896754595 955870960 1005006640 1021043980 1029482360 1060147792 1090660615 1105507304 1114643728 1123148378 1132430596 1209641773 1240598480 1304370320 1325184740 1381884130 1393304660 1415538245 1434807352 1457703214 1532635126 1586415440 1745056984 1793509190 2042087960 2058964720 2181321230 2211014608 2246296756 2264861192 2399453353 2419283546 2650369480 2763768260 2786609320 2807870945 2831076490 2869614704 2915406428 3065270252 3114184139 3490113968 3587018380 3644258035 3831587815 4084175920 4362642460 4492593512 4529722384 4798906706 4838567092 5300738960 5527536520 5573218640 5615741890 5662152980 5830812856 6048208865 6130540504 6228368278 7174036760 7288516070 7663175630 8429493193 8725284920 8985187024 9597813412 9677134184 11055073040 11231483780 11324305960 11661625712 11997266765 12096417730 12261081008 12456736556 13306059503 14348073520 14577032140 15326351260 15570920695 16858986386 17450569840 19195626824 19354268368 22462967560 22648611920 23994533530 24192835460 24913473112 26393986883 26612119006 29154064280 30652702520 31141841390 33717972772 34256025529 38391253648 42147465965 44925935120 47989067060 48385670920 49826946224 52787973766 53224238012 58308128560 61305405040 62283682780 66530297515 67435945544 68512051058 84294931930 95978134120 96771341840 105575947532 106448476024 124567365560 131969934415 133060595030 134871891088 137024102116 146366654533 168589863860 171280127645 191956268240 211151895064 212896952048 249134731120 263939868830 266121190060 274048204232 292733309066 337179727720 342560255290 422303790128 527879737660 532242380120 548096408464 585466618132 674359455440 685120510580 731833272665 1055759475320 1064484760240 1170933236264 1370241021160 1463666545330 1610033199863 2111518950640 2341866472528 2740482042320 2927333090660 3220066399726 5854666181320 6440132799452 8050165999315 11709332362640 12880265598904 16100331998630 25760531197808 32200663997260 64401327994520 128802655989040
• Sum of all divisors σ(n): 343859043041280
• Sum of proper divisors (its aliquot sum) s(n): 215056387052240
• 128802655989040 is an abundant number, because the sum of its proper divisors (215056387052240) is greater than itself. Its abundance is 86253731063200

Bases of 128802655989040

• Binary: 11101010010010100110100100011100110110100110000₂
• Hexadecimal: 0x7525348E6D30
• Base-36: 19NN4FSFN4

Squares and roots of 128802655989040

• 128802655989040 squared (128802655989040²) is 16590124189830981780600121600
• 128802655989040 cubed (128802655989040³) is 2136852058838250883308357375687592267264000
• The square root of 128802655989040 is 11349125.7808273497
• The cube root of 128802655989040 is 50501.9645661295

Scales and comparisons

• 128,802,655,989,040 seconds is equal to 4,095,526 years, 2 weeks, 3 days, 8 hours, 30 minutes, 40 seconds.
• To count from 1 to 128,802,655,989,040 would take you about ten million, two hundred thirty-eight thousand, eight hundred fifteen 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 128802655989040 cubic inches would be around 4208.5 feet tall.

Recreational maths with 128802655989040

• 128802655989040 backwards is 040989556208821
• The number of decimal digits it has is: 15
• The sum of 128802655989040's digits is 67
• More coming soon!