728428701000

Names of 728428701000

• Cardinal: 728428701000 can be written as Seven hundred twenty-eight billion, four hundred twenty-eight million, seven hundred one thousand.

Scientific notation

• Scientific notation: 7.28428701 × 10¹¹

Factors of 728428701000

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 485

Divisors of 728428701000

• Number of divisors d(n): 1536
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 13 14 15 20 21 22 24 25 26 28 30 33 35 39 40 42 44 47 50 52 55 56 60 65 66 70 75 77 78 84 88 91 94 100 104 105 110 120 125 130 132 140 141 143 150 154 156 165 168 169 175 182 188 195 200 210 220 231 235 250 260 264 273 275 280 282 286 300 308 312 325 329 330 338 350 364 375 376 385 390 397 420 429 440 455 462 470 500 507 517 520 525 546 550 564 572 600 611 616 650 658 660 676 700 705 715 728 750 770 780 794 825 840 845 858 875 910 924 940 975 987 1000 1001 1014 1034 1050 1092 1100 1128 1144 1155 1175 1183 1191 1222 1300 1316 1320 1352 1365 1375 1400 1410 1430 1500 1540 1551 1560 1588 1625 1645 1650 1690 1716 1750 1820 1833 1848 1859 1880 1925 1950 1974 1985 2002 2028 2068 2100 2145 2184 2200 2275 2310 2350 2366 2382 2444 2535 2585 2600 2625 2632 2730 2750 2779 2820 2860 3000 3003 3055 3080 3102 3176 3250 3290 3300 3380 3432 3500 3525 3549 3575 3619 3640 3666 3718 3850 3900 3948 3970 4004 4056 4125 4136 4200 4225 4277 4290 4367 4550 4620 4700 4732 4764 4875 4888 4935 5005 5070 5161 5170 5250 5460 5500 5558 5577 5640 5720 5775 5875 5915 5955 6006 6110 6204 6500 6580 6600 6721 6760 6825 7000 7050 7098 7150 7238 7332 7436 7700 7755 7800 7896 7940 7943 8008 8225 8250 8337 8450 8554 8580 8734 9100 9165 9240 9295 9400 9464 9528 9625 9750 9870 9925 10010 10140 10322 10340 10500 10725 10857 10920 11000 11116 11154 11375 11550 11750 11830 11910 12012 12220 12408 12675 12831 12925 13000 13013 13101 13160 13442 13650 13895 14100 14196 14300 14476 14664 14872 15015 15275 15400 15483 15510 15880 15886 16450 16500 16674 16900 17108 17160 17468 17625 17745 17875 18095 18200 18330 18590 18659 19250 19500 19740 19850 20020 20163 20280 20644 20680 21000 21125 21385 21450 21714 21835 22232 22308 22750 23100 23500 23660 23820 23829 24024 24440 24675 25025 25350 25662 25805 25850 26026 26202 26884 27300 27790 27885 28200 28392 28600 28875 28952 29575 29775 30030 30550 30569 30966 31020 31772 32900 33000 33348 33605 33800 34125 34216 34936 35250 35490 35750 36127 36190 36660 37180 37318 38500 38775 39000 39039 39480 39700 39715 40040 40326 41125 41288 41685 42250 42770 42900 43428 43670 44616 45500 45825 46200 46475 47000 47047 47320 47640 47658 49350 49625 50050 50700 51324 51610 51700 52052 52404 53625 53768 54285 54600 55580 55601 55770 55977 56771 57750 59150 59550 60060 61100 61138 61932 62040 63375 63544 64155 64625 65065 65505 65800 66696 67093 67210 68250 69475 70500 70980 71500 72254 72380 73320 74360 74636 75075 76375 77000 77415 77550 78078 79400 79430 80652 82250 83370 84500 85540 85800 86856 87340 87373 88725 90475 91000 91650 91707 92950 93295 94094 95316 98700 99250 100100 100815 101400 102648 103220 103400 104104 104808 106925 107250 108381 108570 109175 111160 111202 111540 111954 113542 115500 118300 119100 119145 120120 122200 122276 123375 123864 125125 126750 128310 129025 129250 130130 130613 131010 134186 134420 136500 138950 139425 141000 141141 141960 143000 144508 144760 147875 148875 149272 150150 152750 152845 154830 155100 156156 158860 161304 164500 166740 166803 168025 169000 170313 171080 174680 174746 177450 180635 180950 183300 183414 185900 186590 188188 190632 193875 195195 197400 198500 198575 200200 201279 201630 205249 206440 208425 213850 214500 216762 217140 218350 222404 223080 223908 227084 229125 231000 232375 235235 236600 238200 238290 242567 244552 246750 250250 253500 256620 258050 258500 260260 261226 262020 262119 268372 268840 271425 273000 277900 278005 278850 279885 282282 283855 289016 295750 297750 300300 305500 305690 309660 310200 312312 317720 320775 325325 327525 329000 333480 333606 335465 336050 340626 347375 349492 354900 361270 361900 366600 366828 371800 373180 375375 376376 387075 387750 390390 391839 397000 397150 397397 402558 403260 410498 416850 427700 429000 433524 434280 436700 436865 443625 444808 447816 452375 454168 458250 458535 464750 466475 469651 470470 476580 485134 493500 500500 504075 507000 513240 516100 517000 520520 522452 524040 524238 534625 536744 541905 542850 545875 555800 556010 557700 559770 564564 567710 591500 595500 595725 600600 611000 611380 611611 615747 619320 641550 645125 650650 653065 655050 667212 670930 672100 681252 694750 697125 698984 705705 709800 722540 723800 727701 733656 738023 746360 750750 764225 774150 775500 780780 783678 794300 794794 805116 806520 820996 833700 834015 840125 851565 855400 867048 873400 873730 887250 903175 904750 916500 917070 929500 932950 939302 940940 953160 970268 975975 987000 992875 1001000 1006395 1008150 1026245 1032200 1042125 1044904 1048476 1069250 1083810 1085700 1091750 1112020 1115400 1119540 1129128 1135420 1176175 1183000 1191000 1191450 1192191 1212835 1222760 1223222 1231494 1283100 1290250 1301300 1306130 1310100 1310595 1334424 1341860 1344200 1357125 1362504 1389500 1390025 1394250 1399425 1408953 1411410 1419275 1436743 1445080 1455402 1476046 1501500 1528450 1548300 1551000 1561560 1567356 1588600 1589588 1603875 1610232 1626625 1637625 1641992 1667400 1668030 1677325 1680250 1697969 1703130 1747460 1774500 1806350 1809500 1833000 1834140 1834833 1859000 1865900 1878604 1881880 1935375 1940536 1951950 1959195 1985750 1986985 2012790 2016300 2052490 2084250 2096952 2138500 2167620 2171400 2183500 2184325 2214069 2224040 2239080 2270840 2292675 2332375 2348255 2352350 2382900 2384382 2425670 2446444 2462988 2520375 2566200 2580500 2602600 2612260 2620200 2621190 2668237 2683720 2709525 2714250 2779000 2780050 2788500 2798850 2817906 2822820 2838550 2873486 2910804 2952092 2978625 3003000 3056900 3058055 3078735 3096600 3134712 3153371 3179176 3207750 3253250 3265325 3275250 3336060 3354650 3360500 3395938 3406260 3494920 3528525 3549000 3612700 3619000 3638505 3668280 3669666 3690115 3731800 3757208 3821125 3870750 3903900 3918390 3971500 3973970 4025580 4032600 4104980 4168500 4170075 4257825 4277000 4310229 4335240 4367000 4368650 4428138 4515875 4585350 4664750 4696510 4704700 4765800 4768764 4851340 4879875 4892888 4925976 5031975 5040750 5093907 5131225 5161000 5166161 5224520 5242380 5336474 5419050 5428500 5560100 5577000 5597700 5635812 5645640 5677100 5746972 5821608 5880875 5904184 5957250 5960955 6064175 6113800 6116110 6157470 6306742 6415500 6506500 6530650 6550500 6552975 6672120 6709300 6721000 6791876 6812520 6950125 6997125 7044765 7057050 7096375 7183715 7225400 7277010 7339332 7380230 7642250 7741500 7807800 7836780 7943000 7947940 8004711 8051160 8209960 8337000 8340150 8386625 8489845 8515650 8620458 8737300 8856276 9031750 9170700 9174165 9329500 9393020 9409400 9460113 9537528 9702680 9759750 9795975 9934925 10063950 10081500 10187814 10262450 10332322 10484760 10672948 10838100 10857000 10921625 11070345 11120200 11195400 11271624 11354200 11463375 11493944 11741275 11761750 11914500 11921910 12128350 12232220 12314940 12613484 12831000 13013000 13061300 13101000 13105950 13341185 13418600 13547625 13583752 13900250 13994250 14089530 14114100 14192750 14367430 14554020 14678664 14760460 15284500 15290275 15393675 15483000 15498483 15673560 15766855 15895880 16009422 16326625 16680300 16773250 16979690 17031300 17240916 17474600 17642625 17712552 18063500 18192525 18341400 18348330 18450575 18659000 18677659 18786040 18920226 19519500 19591950 19869850 20127900 20163000 20375628 20524900 20664644 20850375 21289125 21345896 21551145 21676200 21843250 22073597 22140690 22926750 23482550 23523500 23829000 23843820 24256700 24464440 24629880 25159875 25226968 25469535 25656125 25830805 26122600 26211900 26682370 27095250 27800500 27988500 28179060 28228200 28385500 28734860 29108040 29520920 29804775 30320875 30569000 30580550 30787350 30996966 31533710 32018844 32653250 32764875 33360600 33546500 33959380 34062600 34481832 34687081 35223825 35285250 35918575 36127000 36385050 36696660 36901150 37355318 37840452 39039000 39183900 39739700 40023555 40255800 40751256 41049800 41329288 41700750 42449225 42578250 43102290 43686500 44147194 44281380 45853500 45870825 46965100 47047000 47300565 47687640 48513400 48979875 49674625 50319750 50939070 51312250 51661610 52423800 53364740 54190500 55351725 55601000 55977000 56032977 56358120 56771000 57469720 58706375 59609550 60641750 61161100 61574700 61993932 63067420 64037688 65306500 65529750 66220791 66705925 67093000 67918760 69374162 70447650 70570500 71837150 72770100 73393320 73802300 74710636 75680904 76451375 76968375 77492415 78367800 78834275 79479400 80047110 83401500 84898450 85156500 86204580 87373000 88294388 88562760 90962625 91707000 91741650 92252875 93388295 93930200 94601130 97959750 99349250 100639500 101878140 102624500 103323220 104061243 106729480 107755725 108381000 110367985 110703450 112065954 117412750 119219100 121283500 122322200 123149400 123987864 126134840 127347675 129154025 130613000 131059500 132441582 133411850 138748324 140895300 141141000 143674300 145540200 147604600 149023875 149421272 152902750 153936750 154984830 157668550 160094220 166803000 169796900 170313000 172409160 173435405 176119125 176588776 179592875 181925250 183483300 184505750 186776590 189202260 195919500 198698500 200117775 201279000 203756280 205249000 206646440 208122486 212246125 215511450 220735970 221406900 224131908 229354125 234825500 236502825 238438200 242567000 242809567 254695350 258308050 262119000 264883164 266823700 276758625 277496648 280164885 281790600 287348600 298047750 305805500 307873500 309969660 315337100 320188440 331103955 333529625 339593800 346870810 352238250 359185750 363850500 366966600 369011500 373553180 378404520 387462075 391839000 394171375 397397000 400235550 416244972 424492250 431022900 441471940 442813800 448263816 458708250 466941475 469651000 473005650 485619134 509390700 516616100 520306215 529766328 533647400 538778625 551839925 553517250 560329770 596095500 611611000 615747000 619939320 630674200 636738375 645770125 662207910 667059250 693741620 704476500 718371500 727701000 728428701 738023000 747106360 774924150 788342750 800471100 832489944 848984500 862045800 867177025 882943880 917416500 933882950 946011300 971238268 1000588875 1018781400 1033232200 1040612430 1077557250 1103679850 1107034500 1120659540 1182514125 1192191000 1214047835 1273476750 1291540250 1324415820 1334118500 1387483240 1400824425 1408953000 1436743000 1456857402 1549848300 1576685500 1600942200 1655519775 1697969000 1734354050 1834833000 1867765900 1892022600 1937310375 1942476536 2001177750 2081224860 2155114500 2207359700 2214069000 2241319080 2334707375 2365028250 2428095670 2546953500 2583080500 2601531075 2648831640 2668237000 2759199625 2801648850 2913714804 3099696600 3153371000 3311039550 3468708100 3642143505 3735531800 3874620750 4002355500 4162449720 4310229000 4335885125 4414719400 4669414750 4730056500 4856191340 5093907000 5166161000 5203062150 5518399250 5603297700 5827429608 6070239175 6622079100 6937416200 7004122125 7284287010 7749241500 8004711000 8277598875 8671770250 9338829500 9460113000 9712382680 10406124300 11036798500 11206595400 12140478350 13007655375 13244158200 14008244250 14568574020 15498483000 16555197750 17343540500 18210717525 18677659000 20812248600 22073597000 24280956700 26015310750 28016488500 29137148040 30351195875 33110395500 34687081000 36421435050 48561913400 52030621500 56032977000 60702391750 66220791000 72842870100 91053587625 104061243000 121404783500 145685740200 182107175250 242809567000 364214350500 728428701000
• Sum of all divisors σ(n): 3141394513920
• Sum of proper divisors (its aliquot sum) s(n): 2412965812920
• 728428701000 is an abundant number, because the sum of its proper divisors (2412965812920) is greater than itself. Its abundance is 1684537111920

Bases of 728428701000

• Binary: 1010100110011001101110111110010101001000₂
• Hexadecimal: 0xA999BBE548
• Base-36: 9AMVN2VC

Squares and roots of 728428701000

• 728428701000 squared (728428701000²) is 530608372440547401000000
• 728428701000 cubed (728428701000³) is 386510367476592143039356101000000000
• The square root of 728428701000 is 853480.3459951495
• The cube root of 728428701000 is 8997.6483608949

Scales and comparisons

• 728,428,701,000 seconds is equal to 23,161 years, 40 weeks, 3 days, 17 hours, 50 minutes.
• To count from 1 to 728,428,701,000 would take you about forty-six thousand, three hundred twenty-three 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 728428701000 cubic inches would be around 749.8 feet tall.

Recreational maths with 728428701000

• 728428701000 backwards is 000107824827
• 728428701000 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 728428701000's digits is 39
• More coming soon!