128412740880

Names of 128412740880

• Cardinal: 128412740880 can be written as One hundred twenty-eight billion, four hundred twelve million, seven hundred forty thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.2841274088 × 10¹¹

Factors of 128412740880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1271

Divisors of 128412740880

• Number of divisors d(n): 600
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 27 30 31 34 36 40 45 48 51 54 60 62 68 72 80 81 85 90 93 102 108 120 124 135 136 144 153 155 162 170 180 186 204 216 240 248 255 270 272 279 306 310 324 340 360 372 405 408 432 459 465 496 510 527 540 558 612 620 648 680 720 744 765 810 816 837 918 930 961 1020 1054 1080 1116 1213 1224 1240 1296 1360 1377 1395 1488 1530 1581 1620 1674 1836 1860 1922 2040 2108 2160 2232 2295 2426 2448 2480 2511 2635 2754 2790 2883 3060 3162 3240 3348 3639 3672 3720 3844 4080 4185 4216 4464 4590 4743 4805 4852 5022 5270 5508 5580 5766 6065 6120 6324 6480 6696 6885 7278 7344 7440 7688 7905 8370 8432 8649 9180 9486 9610 9704 10044 10540 10917 11016 11160 11532 12130 12240 12555 12648 13392 13770 14229 14415 14556 15376 15810 16337 16740 17298 18195 18360 18972 19220 19408 20088 20621 21080 21834 22032 22320 23064 23715 24260 25110 25296 25947 27540 28458 28830 29112 31620 32674 32751 33480 34596 36390 36720 37603 37944 38440 40176 41242 42160 42687 43245 43668 46128 47430 48520 49011 50220 51894 54585 55080 56916 57660 58224 61863 63240 65348 65502 66960 69192 71145 72780 75206 75888 76880 77841 81685 82484 85374 86490 87336 94860 97040 98022 98253 100440 103105 103788 109170 110160 112809 113832 115320 123726 126480 129735 130696 131004 138384 142290 145560 147033 150412 155682 163370 163755 164968 170748 172980 174672 185589 188015 189720 196044 196506 200880 206210 207576 213435 218340 225618 227664 230640 245055 247452 259470 261392 262008 284580 291120 294066 300824 309315 311364 326740 327510 329936 338427 341496 345960 371178 376030 379440 389205 392088 393012 412420 415152 426870 436680 441099 451236 490110 491265 494904 518940 524016 556767 564045 569160 588132 601648 618630 622728 639251 653480 655020 676854 682992 691920 735165 742356 752060 778410 784176 786024 824840 853740 873360 882198 902472 927945 980220 982530 989808 1015281 1037880 1113534 1128090 1138320 1165693 1176264 1237260 1245456 1278502 1306960 1310040 1323297 1353708 1470330 1484712 1504120 1556820 1572048 1649680 1670301 1692135 1707480 1764396 1804944 1855890 1917753 1960440 1965060 2030562 2075760 2205495 2227068 2256180 2331386 2352528 2474520 2557004 2620080 2646594 2707416 2783835 2940660 2969424 3008240 3045843 3113640 3196255 3340602 3384270 3414960 3497079 3528792 3711780 3835506 3920880 3930120 4061124 4410990 4454136 4512360 4662772 4949040 5076405 5114008 5293188 5414832 5567670 5753259 5828465 5881320 6091686 6227280 6392510 6616485 6681204 6768540 6994158 7057584 7423560 7671012 7860240 8122248 8351505 8821980 8908272 9024720 9325544 9588765 10152810 10228016 10491237 10586376 11135340 11506518 11656930 11762640 12183372 12785020 13232970 13362408 13537080 13988316 14847120 15229215 15342024 16244496 16703010 17259777 17485395 17643960 18651088 19177530 19816781 20305620 20982474 21172752 22270680 23013036 23313860 24366744 25570040 26465940 26724816 27074160 27976632 28766295 30458430 30684048 31473711 33406020 34519554 34970790 35287920 38355060 39633562 40611240 41964948 44541360 46026072 46627720 48733488 51140080 51779331 52456185 52931880 55953264 57532590 59450343 60916860 62947422 66812040 69039108 69941580 76710120 79267124 81222480 83929896 86298885 92052144 93255440 94421133 99083905 103558662 104912370 105863760 115065180 118900686 121833720 125894844 133624080 138078216 139883160 153420240 157368555 158534248 167859792 172597770 178351029 188842266 198167810 207117324 209824740 230130360 237801372 243667440 251789688 258896655 276156432 279766320 297251715 314737110 317068496 345195540 356702058 377684532 396335620 414234648 419649480 460260720 472105665 475602744 503579376 517793310 535053087 594503430 629474220 690391080 713404116 755369064 792671240 828469296 839298960 891755145 944211330 951205488 1035586620 1070106174 1189006860 1258948440 1380782160 1426808232 1510738128 1585342480 1605159261 1783510290 1888422660 2071173240 2140212348 2378013720 2517896880 2675265435 2853616464 3210318522 3567020580 3776845320 4142346480 4280424696 4756027440 5350530870 6420637044 7134041160 7553690640 8025796305 8560849392 10701061740 12841274088 14268082320 16051592610 21402123480 25682548176 32103185220 42804246960 64206370440 128412740880
• Sum of all divisors σ(n): 488358504216
• Sum of proper divisors (its aliquot sum) s(n): 359945763336
• 128412740880 is an abundant number, because the sum of its proper divisors (359945763336) is greater than itself. Its abundance is 231533022456

Bases of 128412740880

• Binary: 1110111100101111111101110110100010000₂
• Hexadecimal: 0x1DE5FEED10
• Base-36: 1MZPMP00

Squares and roots of 128412740880

• 128412740880 squared (128412740880²) is 16489832020314023174400
• 128412740880 cubed (128412740880³) is 2117504526379311554124542249472000
• The square root of 128412740880 is 358347.2350667719
• The cube root of 128412740880 is 5045.0952722835

Scales and comparisons

• 128,412,740,880 seconds is equal to 4,083 years, 6 weeks, 4 days, 13 hours, 48 minutes.
• To count from 1 to 128,412,740,880 would take you about eight thousand, one hundred sixty-six 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 128412740880 cubic inches would be around 420.4 feet tall.

Recreational maths with 128412740880

• 128412740880 backwards is 088047214821
• 128412740880 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128412740880's digits is 45
• More coming soon!