129888071040

Names of 129888071040

• Cardinal: 129888071040 can be written as One hundred twenty-nine billion, eight hundred eighty-eight million, seventy-one thousand and forty.

Scientific notation

• Scientific notation: 1.2988807104 × 10¹¹

Factors of 129888071040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1832

Divisors of 129888071040

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 32 35 39 40 42 48 49 52 56 60 61 64 65 70 78 80 84 91 96 98 104 105 112 120 122 128 130 140 147 156 160 168 182 183 192 195 196 208 210 224 240 244 245 260 273 280 294 305 312 320 336 364 366 384 390 392 416 420 427 448 455 480 488 490 520 546 560 588 610 624 637 640 672 728 732 735 780 784 793 832 840 854 896 910 915 960 976 980 1040 1092 1120 1176 1220 1248 1274 1281 1344 1365 1456 1464 1470 1560 1568 1586 1664 1680 1708 1741 1820 1830 1911 1920 1952 1960 2080 2135 2184 2240 2352 2379 2440 2496 2548 2562 2688 2730 2912 2928 2940 2989 3120 3136 3172 3185 3360 3416 3482 3640 3660 3822 3904 3920 3965 4160 4270 4368 4480 4704 4758 4880 4992 5096 5124 5223 5460 5551 5824 5856 5880 5978 6240 6272 6344 6370 6405 6720 6832 6964 7280 7320 7644 7808 7840 7930 8320 8540 8705 8736 8967 9408 9516 9555 9760 10192 10248 10446 10920 11102 11648 11712 11760 11895 11956 12187 12480 12688 12740 12810 13440 13664 13928 14560 14640 14945 15288 15680 15860 16653 17080 17410 17472 17934 18816 19032 19110 19520 20384 20496 20892 21840 22204 22633 23424 23520 23790 23912 24374 24960 25376 25480 25620 26115 27328 27755 27856 29120 29280 29890 30576 31360 31720 33306 34160 34820 34944 35868 36561 38064 38220 38857 39040 40768 40992 41784 43680 44408 44835 45266 47040 47580 47824 48748 50752 50960 51240 52230 54656 55510 55712 58240 58560 59780 60935 61152 63440 66612 67899 68320 69640 71736 73122 76128 76440 77714 81536 81984 83265 83568 85309 87360 88816 89670 90532 94080 95160 95648 97496 101504 101920 102480 104460 106201 111020 111424 113165 116571 117120 119560 121870 122304 126880 133224 135798 136640 139280 143472 146244 152256 152880 155428 158431 163968 166530 167136 170618 174720 177632 179340 181064 182805 190320 191296 194285 194992 203840 204960 208920 212402 222040 222848 226330 233142 239120 243740 244608 253760 255927 266448 271596 273280 278560 286944 292488 304512 305760 310856 316862 318603 333060 334272 339495 341236 355264 358680 362128 365610 380640 382592 388570 389984 407680 409920 417840 424804 426545 444080 452660 466284 475293 478240 487480 507520 511854 531005 532896 543192 557120 573888 582855 584976 611520 621712 633724 637206 666120 668544 678990 682472 710528 717360 724256 731220 743407 761280 777140 779968 792155 819840 835680 849608 853090 888160 905320 932568 950586 956480 974960 1023708 1062010 1065792 1086384 1109017 1114240 1147776 1165710 1169952 1223040 1243424 1267448 1274412 1279635 1332240 1357980 1364944 1380613 1434720 1448512 1462440 1486814 1522560 1554280 1559936 1584310 1593015 1671360 1699216 1706180 1776320 1810640 1865136 1901172 1912960 1949920 2047416 2124020 2131584 2172768 2218034 2230221 2331420 2339904 2376465 2486848 2534896 2548824 2559270 2664480 2715960 2729888 2761226 2869440 2897024 2924880 2973628 3108560 3168620 3186030 3327051 3342720 3398432 3412360 3552640 3621280 3717035 3730272 3802344 3899840 4094832 4141839 4248040 4345536 4436068 4460442 4662840 4679808 4752930 4973696 5069792 5097648 5118540 5203849 5328960 5431920 5459776 5522452 5545085 5738880 5849760 5947256 6217120 6337240 6372060 6654102 6796864 6824720 6903065 7242560 7434070 7460544 7604688 7799680 8189664 8283678 8496080 8691072 8872136 8920884 9325680 9505860 9664291 10139584 10195296 10237080 10407698 10657920 10863840 10919552 11044904 11090170 11151105 11699520 11894512 12434240 12674480 12744120 13308204 13593728 13649440 13806130 14485120 14868140 14921088 15209376 15611547 16379328 16567356 16635255 16992160 17744272 17841768 18651360 19011720 19328582 20279168 20390592 20474160 20709195 20815396 21727680 22089808 22180340 22302210 23399040 23789024 24868480 25348960 25488240 26019245 26616408 27298880 27612260 28992873 29736280 30418752 31223094 32758656 33134712 33270510 33984320 35488544 35683536 37302720 38023440 38657164 40781184 40948320 41418390 41630792 43455360 44179616 44360680 44604420 47578048 48321455 50697920 50976480 52038490 53232816 54597760 55224520 57985746 59472560 60837504 62446188 66269424 66541020 67650037 67968640 70977088 71367072 74605440 76046880 77314328 78057735 81896640 82836780 83261584 88359232 88721360 89208840 95156096 96642910 101395840 101952960 104076980 106465632 110449040 115971492 118945120 124892376 132538848 133082040 135300074 141954176 142734144 144964365 152093760 154628656 156115470 163793280 165673560 166523168 176718464 177442720 178417680 193285820 202950111 203905920 208153960 212931264 220898080 231942984 237890240 249784752 265077696 266164080 270600148 285468288 289928730 304187520 309257312 312230940 331347120 333046336 338250185 354885440 356835360 386571640 405900222 416307920 425862528 441796160 463885968 475780480 499569504 530155392 532328160 541200296 579857460 618514624 624461880 662694240 666092672 676500370 709770880 713670720 773143280 811800444 832615840 883592320 927771936 999139008 1014750555 1064656320 1082400592 1159714920 1237029248 1248923760 1325388480 1353000740 1427341440 1546286560 1623600888 1665231680 1855543872 1998278016 2029501110 2129312640 2164801184 2319429840 2497847520 2650776960 2706001480 3092573120 3247201776 3330463360 3711087744 4059002220 4329602368 4638859680 4995695040 5412002960 6185146240 6494403552 8118004440 8659204736 9277719360 9991390080 10824005920 12988807104 16236008880 18555438720 21648011840 25977614208 32472017760 43296023680 64944035520 129888071040
• Sum of all divisors σ(n): 527465615040
• Sum of proper divisors (its aliquot sum) s(n): 397577544000
• 129888071040 is an abundant number, because the sum of its proper divisors (397577544000) is greater than itself. Its abundance is 267689472960

Bases of 129888071040

• Binary: 1111000111101111011101010110110000000₂
• Hexadecimal: 0x1E3DEEAD80
• Base-36: 1NO4051C

Squares and roots of 129888071040

• 129888071040 squared (129888071040²) is 16870910998492086681600
• 129888071040 cubed (129888071040³) is 2191330086281657487777498660864000
• The square root of 129888071040 is 360399.8765815547
• The cube root of 129888071040 is 5064.3427314089

Scales and comparisons

• 129,888,071,040 seconds is equal to 4,130 years, 2 weeks, 3 hours, 44 minutes.
• To count from 1 to 129,888,071,040 would take you about eight thousand, two hundred sixty 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 129888071040 cubic inches would be around 422 feet tall.

Recreational maths with 129888071040

• 129888071040 backwards is 040170888921
• 129888071040 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129888071040's digits is 48
• More coming soon!