128819927040

Names of 128819927040

• Cardinal: 128819927040 can be written as One hundred twenty-eight billion, eight hundred nineteen million, nine hundred twenty-seven thousand and forty.

Scientific notation

• Scientific notation: 1.2881992704 × 10¹¹

Factors of 128819927040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 846

Divisors of 128819927040

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 19 20 21 24 28 30 32 35 38 40 41 42 48 56 57 60 64 70 76 80 82 84 95 96 105 112 114 120 123 128 133 140 152 160 164 168 190 192 205 210 224 228 240 246 256 266 280 285 287 304 320 328 336 380 384 399 410 420 448 456 480 492 512 532 560 570 574 608 615 640 656 665 672 760 768 769 779 798 820 840 861 896 912 960 984 1024 1064 1120 1140 1148 1216 1230 1280 1312 1330 1344 1435 1520 1536 1538 1558 1596 1640 1680 1722 1792 1824 1920 1968 1995 2048 2128 2240 2280 2296 2307 2337 2432 2460 2560 2624 2660 2688 2870 3040 3072 3076 3116 3192 3280 3360 3444 3584 3648 3840 3845 3895 3936 3990 4256 4305 4480 4560 4592 4614 4674 4864 4920 5120 5248 5320 5376 5383 5453 5740 6080 6144 6152 6232 6384 6560 6720 6888 7168 7296 7680 7690 7790 7872 7980 8512 8610 8960 9120 9184 9228 9348 9728 9840 10240 10496 10640 10752 10766 10906 11480 11535 11685 12160 12304 12464 12768 13120 13440 13776 14336 14592 14611 15360 15380 15580 15744 15960 16149 16359 17024 17220 17920 18240 18368 18456 18696 19456 19680 20992 21280 21504 21532 21812 22960 23070 23370 24320 24608 24928 25536 26240 26880 26915 27265 27552 29184 29222 30720 30760 31160 31488 31529 31920 32298 32718 34048 34440 35840 36480 36736 36912 37392 38912 39360 41984 42560 43008 43064 43624 43833 45920 46140 46740 48640 49216 49856 51072 52480 53760 53830 54530 55104 58368 58444 61520 62320 62976 63058 63840 64596 65436 68096 68880 71680 72960 73055 73472 73824 74784 78720 80745 81795 83968 85120 86128 87248 87666 91840 92280 93480 94587 97280 98432 99712 102144 102277 104960 107520 107660 109060 110208 116736 116888 123040 124640 125952 126116 127680 129192 130872 136192 137760 145920 146110 146944 147648 149568 157440 157645 161490 163590 170240 172256 174496 175332 183680 184560 186960 189174 194560 196864 199424 204288 204554 209920 215040 215320 218120 219165 220416 220703 233776 246080 249280 251904 252232 255360 258384 261744 272384 275520 291840 292220 293888 295296 299136 306831 314880 315290 322980 327180 340480 344512 348992 350664 367360 369120 373920 378348 393728 398848 408576 409108 419840 430640 436240 438330 440832 441406 467552 472935 492160 498560 504464 510720 511385 516768 523488 551040 583680 584440 587776 590592 598272 599051 613662 629760 630580 645960 654360 662109 680960 689024 697984 701328 734720 738240 747840 756696 787456 797696 817152 818216 861280 872480 876660 881664 882812 935104 945870 984320 997120 1008928 1021440 1022770 1033536 1046976 1102080 1103515 1168880 1181184 1196544 1198102 1227324 1259520 1261160 1291920 1308720 1324218 1361920 1378048 1395968 1402656 1469440 1476480 1495680 1513392 1534155 1574912 1595392 1636432 1722560 1744960 1753320 1763328 1765624 1797153 1870208 1891740 1968640 1994240 2017856 2042880 2045540 2067072 2093952 2204160 2207030 2337760 2362368 2393088 2396204 2454648 2522320 2583840 2617440 2648436 2756096 2791936 2805312 2938880 2952960 2991360 2995255 3026784 3068310 3272864 3310545 3445120 3489920 3506640 3531248 3594306 3740416 3783480 3937280 3988480 4035712 4085760 4091080 4134144 4187904 4193357 4408320 4414060 4675520 4724736 4786176 4792408 4909296 5044640 5167680 5234880 5296872 5512192 5583872 5610624 5905920 5982720 5990510 6053568 6136620 6545728 6621090 6890240 6979840 7013280 7062496 7188612 7480832 7566960 7874560 7976960 8071424 8182160 8268288 8375808 8386714 8816640 8828120 8985765 9351040 9584816 9818592 10089280 10335360 10469760 10593744 11024384 11167744 11221248 11811840 11965440 11981020 12107136 12273240 12580071 13091456 13242180 13780480 13959680 14026560 14124992 14377224 14961664 15133920 16142848 16364320 16536576 16751616 16773428 17656240 17971530 18702080 19169632 19637184 20178560 20670720 20939520 20966785 21187488 22442496 23623680 23930880 23962040 24214272 24546480 25160142 26182912 26484360 27560960 27919360 28053120 28249984 28754448 29923328 30267840 32285696 32728640 33073152 33503232 33546856 35312480 35943060 37404160 38339264 39274368 40357120 41341440 41879040 41933570 42374976 44884992 47924080 48428544 49092960 50320284 52365824 52968720 55121920 55838720 56106240 56499968 57508896 60535680 62900355 64571392 65457280 67093712 70624960 71886120 74808320 76678528 78548736 80714240 82682880 83758080 83867140 84749952 89769984 95848160 96857088 98185920 100640568 104731648 105937440 112212480 112999936 115017792 121071360 125800710 130914560 134187424 141249920 143772240 149616640 153357056 157097472 161428480 165365760 167516160 167734280 169499904 191696320 193714176 196371840 201281136 209463296 211874880 224424960 225999872 230035584 242142720 251601420 261829120 268374848 282499840 287544480 306714112 314194944 322856960 335468560 338999808 383392640 392743680 402562272 423749760 448849920 451999744 460071168 484285440 503202840 523658240 536749696 564999680 575088960 613428224 628389888 670937120 677999616 766785280 785487360 805124544 847499520 920142336 968570880 1006405680 1047316480 1073499392 1129999360 1150177920 1226856448 1341874240 1355999232 1533570560 1570974720 1610249088 1694999040 1840284672 2012811360 2146998784 2259998720 2300355840 2683748480 3067141120 3141949440 3220498176 3389998080 3680569344 4025622720 4293997568 4600711680 5367496960 6134282240 6440996352 6779996160 8051245440 8587995136 9201423360 10734993920 12881992704 16102490880 18402846720 21469987840 25763985408 32204981760 42939975680 64409963520 128819927040
• Sum of all divisors σ(n): 508540032000
• Sum of proper divisors (its aliquot sum) s(n): 379720104960
• 128819927040 is an abundant number, because the sum of its proper divisors (379720104960) is greater than itself. Its abundance is 250900177920

Bases of 128819927040

• Binary: 1110111111110010001000001100000000000₂
• Hexadecimal: 0x1DFE441800
• Base-36: 1N6G23UO

Squares and roots of 128819927040

• 128819927040 squared (128819927040²) is 16594573602590923161600
• 128819927040 cubed (128819927040³) is 2137711760745672676643558129664000
• The square root of 128819927040 is 358914.9300878971
• The cube root of 128819927040 is 5050.4221722021

Scales and comparisons

• 128,819,927,040 seconds is equal to 4,096 years, 3 weeks, 6 days, 9 hours, 4 minutes.
• To count from 1 to 128,819,927,040 would take you about eight thousand, one hundred ninety-two 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 128819927040 cubic inches would be around 420.9 feet tall.

Recreational maths with 128819927040

• 128819927040 backwards is 040729918821
• The number of decimal digits it has is: 12
• The sum of 128819927040's digits is 51
• More coming soon!