128308508400

Names of 128308508400

• Cardinal: 128308508400 can be written as One hundred twenty-eight billion, three hundred eight million, five hundred eight thousand, four hundred.

Scientific notation

• Scientific notation: 1.283085084 × 10¹¹

Factors of 128308508400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1630

Divisors of 128308508400

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 23 24 25 30 40 43 46 48 50 60 69 73 75 80 86 92 100 115 120 129 138 146 150 172 184 200 215 219 230 240 258 276 292 300 344 345 365 368 400 430 438 460 516 552 575 584 600 645 688 690 730 860 876 920 989 1032 1075 1095 1104 1150 1168 1200 1290 1380 1460 1481 1679 1720 1725 1752 1825 1840 1978 2064 2150 2190 2300 2580 2760 2920 2962 2967 3139 3225 3358 3440 3450 3504 3650 3956 4300 4380 4443 4600 4945 5037 5160 5475 5520 5840 5924 5934 6278 6450 6716 6900 7300 7405 7912 8395 8600 8760 8886 9200 9417 9890 10074 10320 10950 11848 11868 12556 12900 13432 13800 14600 14810 14835 15695 15824 16790 17200 17520 17772 18834 19780 20148 21900 22215 23696 23736 24725 25112 25185 25800 26864 27600 29200 29620 29670 31390 33580 34063 35544 37025 37668 39560 40296 41975 43800 44430 47085 47472 49450 50224 50370 51600 59240 59340 62780 63683 67160 68126 71088 72197 74050 74175 75336 78475 79120 80592 83950 87600 88860 94170 98900 100740 102189 108113 111075 118480 118680 125560 125925 127366 134320 136252 144394 148100 148350 150672 156950 167900 170315 177720 188340 191049 197800 201480 204378 216226 216591 222150 235425 237360 251120 251850 254732 272504 288788 296200 296700 313900 318415 324339 335800 340630 355440 360985 376680 382098 395600 402960 408756 432452 433182 444300 470850 503700 509464 510945 540565 545008 577576 592400 593400 627800 636830 648678 671600 681260 721970 753360 764196 817512 851575 864904 866364 888600 941700 955245 1007400 1018928 1021890 1081130 1082955 1155152 1186800 1255600 1273660 1297356 1362520 1443940 1464709 1528392 1592075 1621695 1635024 1703150 1729808 1732728 1777200 1804925 1883400 1910490 2014800 2043780 2162260 2165910 2486599 2547320 2554725 2594712 2702825 2725040 2887880 2929418 3056784 3184150 3243390 3406300 3465456 3609850 3766800 3820980 4087560 4324520 4331820 4394127 4648859 4776225 4973198 5094640 5109450 5189424 5405650 5414775 5775760 5858836 6368300 6486780 6812600 7219700 7323545 7459797 7641960 8108475 8175120 8649040 8663640 8788254 9297718 9552450 9946396 10218900 10811300 10829550 11717672 12432995 12736600 12973560 13625200 13946577 14439400 14647090 14919594 15283920 16216950 17327280 17576508 18595436 19104900 19892792 20437800 21622600 21659100 21970635 23244295 23435344 24865990 25473200 25947120 27893154 28878800 29294180 29839188 32433900 35153016 36617725 37190872 37298985 38209800 39785584 40875600 43245200 43318200 43941270 46488590 49731980 55786308 58588360 59678376 62164975 64867800 69732885 70306032 73235450 74381744 74597970 76419600 86636400 87882540 92977180 99463960 106923757 109853175 111572616 116221475 117176720 119356752 124329950 129735600 139465770 146470900 149195940 175765080 185954360 186494925 198927920 213847514 219706350 223145232 232442950 248659900 278931540 292941800 298391880 320771271 348664425 351530160 371908720 372989850 427695028 439412700 464885900 497319800 534618785 557863080 585883600 596783760 641542542 697328850 745979700 855390056 878825400 929771800 994639600 1069237570 1115726160 1283085084 1394657700 1491959400 1603856355 1710780112 1757650800 1859543600 2138475140 2566170168 2673093925 2789315400 2983918800 3207712710 4276950280 5132340336 5346187850 5578630800 6415425420 8019281775 8553900560 10692375700 12830850840 16038563550 21384751400 25661701680 32077127100 42769502800 64154254200 128308508400
• Sum of all divisors σ(n): 445171364352
• Sum of proper divisors (its aliquot sum) s(n): 316862855952
• 128308508400 is an abundant number, because the sum of its proper divisors (316862855952) is greater than itself. Its abundance is 188554347552

Bases of 128308508400

• Binary: 1110111011111110010000111011011110000₂
• Hexadecimal: 0x1DDFC876F0
• Base-36: 1MXZKMPC

Squares and roots of 128308508400

• 128308508400 squared (128308508400²) is 16463073327832870560000
• 128308508400 cubed (128308508400³) is 2112352382374059826043872704000000
• The square root of 128308508400 is 358201.7705148873
• The cube root of 128308508400 is 5043.7298700307

Scales and comparisons

• 128,308,508,400 seconds is equal to 4,079 years, 42 weeks, 2 days, 4 hours, 20 minutes.
• To count from 1 to 128,308,508,400 would take you about eight thousand, one hundred fifty-nine 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 128308508400 cubic inches would be around 420.3 feet tall.

Recreational maths with 128308508400

• 128308508400 backwards is 004805803821
• The number of decimal digits it has is: 12
• The sum of 128308508400's digits is 39
• More coming soon!