12668394466728

Names of 12668394466728

• Cardinal: 12668394466728 can be written as Twelve trillion, six hundred sixty-eight billion, three hundred ninety-four million, four hundred sixty-six thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.2668394466728 × 10¹³

Factors of 12668394466728

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 54156

Divisors of 12668394466728

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 13 14 18 19 21 22 24 26 27 28 33 36 38 39 42 44 52 54 56 57 63 66 72 76 77 78 81 84 88 91 99 104 108 114 117 126 132 133 143 152 154 156 162 168 171 182 189 198 209 216 228 231 234 247 252 264 266 273 286 297 308 312 324 342 351 361 364 378 396 399 418 429 456 462 468 494 504 513 532 546 567 572 594 616 627 648 684 693 702 722 728 741 756 792 798 819 836 858 891 924 936 988 1001 1026 1053 1064 1083 1092 1134 1144 1188 1197 1254 1287 1368 1386 1404 1444 1463 1482 1512 1539 1596 1638 1672 1716 1729 1782 1848 1881 1976 2002 2052 2079 2106 2166 2184 2223 2268 2376 2394 2457 2508 2527 2574 2717 2772 2808 2888 2926 2964 3003 3078 3192 3249 3276 3432 3458 3564 3591 3762 3861 3971 4004 4104 4158 4212 4332 4389 4446 4536 4693 4788 4914 5016 5054 5148 5187 5434 5544 5643 5852 5928 6006 6156 6237 6498 6552 6669 6916 7128 7182 7371 7524 7581 7722 7942 8008 8151 8316 8424 8664 8778 8892 9009 9386 9576 9747 9828 10108 10296 10374 10773 10868 11286 11583 11704 11913 12012 12312 12474 12996 13167 13338 13832 14079 14364 14742 15048 15162 15444 15561 15884 16302 16632 16929 17556 17784 18018 18772 19019 19494 19656 20007 20216 20748 21546 21736 22572 22743 23166 23826 24024 24453 24948 25992 26334 26676 27027 27797 28158 28728 29241 29484 30324 30888 31122 31768 32604 32851 33858 35112 35739 36036 37544 38038 38988 39501 40014 41496 42237 43092 45144 45486 46332 46683 47652 48906 49896 51623 52668 53352 54054 54101 55594 56316 57057 58482 58968 60648 62244 65208 65702 67716 68229 71478 72072 73359 76076 77976 79002 80028 81081 83391 84474 86184 90972 92664 93366 95304 97812 98553 103246 105336 107217 108108 108202 111188 112632 114114 116964 118503 124488 126711 131404 135432 136458 140049 142956 146718 152152 154869 158004 160056 162162 162303 166782 168948 171171 181944 186732 195624 197106 204687 206492 214434 216216 216404 220077 222376 228228 233928 237006 250173 253422 262808 272916 280098 285912 293436 295659 309738 316008 321651 324324 324606 333564 337896 342342 361361 373464 378707 380133 394212 409374 412984 428868 432808 440154 456456 464607 474012 486909 500346 506844 513513 545832 560196 586872 591318 595111 619476 643302 648648 649212 667128 684684 703313 722722 750519 757414 760266 788424 818748 857736 880308 886977 929214 948024 973818 1000692 1013688 1027026 1027919 1084083 1120392 1136121 1182636 1190222 1238952 1286604 1298424 1369368 1393821 1406626 1445444 1460727 1501038 1514828 1520532 1540539 1637496 1760616 1773954 1785333 1858428 1947636 2001384 2054052 2055838 2109939 2168166 2251557 2272242 2365272 2380444 2573208 2660931 2787642 2813252 2890888 2921454 3002076 3029656 3041064 3081078 3083757 3252249 3408363 3547908 3570666 3716856 3895272 4108104 4111676 4165777 4181463 4219878 4336332 4382181 4503114 4544484 4760888 4923191 5321862 5355999 5575284 5626504 5842908 6004152 6162156 6167514 6329817 6504498 6816726 7095816 7141332 7195433 7736443 8223352 8331554 8362926 8439756 8672664 8764362 9006228 9088968 9251271 9756747 9846382 10225089 10643724 10711998 11150568 11307109 11685816 12324312 12335028 12497331 12659634 13008996 13362947 13633452 14282664 14390866 14769573 15472886 16067997 16663108 16725852 16879512 17528724 18012456 18502542 18989451 19513494 19530461 19692764 20450178 21287448 21423996 21586299 22614218 23209329 24670056 24994662 25319268 26017992 26725894 27266904 27753813 28781732 29270241 29539146 30675267 30945772 32135994 33326216 33451704 33921327 35057448 37005084 37491993 37978902 39026988 39060922 39385528 40088841 40900356 42847992 43172598 44308719 45228436 46418658 48203991 49989324 50638536 53451788 54155101 55507626 56968353 57563464 58540482 58591383 59078292 61350534 61891544 64271988 64758897 67842654 69627987 74010168 74983986 75957804 78053976 78121844 79149763 80177682 81800712 83261439 86345196 88617438 90456872 92837316 93540629 96407982 99978648 101763981 106903576 108310202 111015252 112475979 113936706 117080964 117182766 118156584 120266523 122701068 128543976 129517794 132926157 135685308 136713227 139255974 146992417 149967972 151915608 156243688 158299526 160355364 162465303 166522878 172690392 175774149 177234876 185674632 187081258 192815964 194276691 203527962 208883961 214835071 216620404 222030504 224951958 227873412 234161928 234365532 237449289 240533046 245402136 253895993 259035588 265852314 271370616 273426454 278511948 280621887 293984834 299935944 305291943 316599052 320710728 324930606 333045756 337427937 351548298 354469752 360799569 374162516 385631928 388553382 398778471 407055924 410139681 417767922 429670142 433240808 440977251 449903916 455746824 468731064 474898578 481066092 487395909 507791986 518071176 527322447 531704628 546852908 557023896 561243774 582830073 587969668 610583886 626651883 633198104 644505213 649861212 666091512 674855874 703096596 712347867 721599138 748325032 761687979 777106764 797556942 814111848 820279362 835535844 841865661 859340284 881954502 899807832 915875829 949797156 962132184 974791818 1015583972 1028946919 1054644894 1063409256 1082398707 1093705816 1122487548 1165660146 1175939336 1221167772 1230419043 1253303766 1289010426 1299722424 1322931753 1349711748 1406193192 1424695734 1443198276 1462187727 1503845497 1523375958 1554213528 1581967341 1595113884 1640558724 1671071688 1683731322 1718680568 1763909004 1777271951 1831751658 1899594312 1933515639 1949583636 2031167944 2057893838 2109289788 2137043601 2164797414 2244975096 2285063937 2331320292 2442335544 2460838086 2506607532 2525596983 2578020852 2645863506 2699423496 2792855923 2849391468 2886396552 2924375454 3007690994 3046751916 3086840757 3163934682 3190227768 3281117448 3367462644 3527818008 3554543902 3663503316 3691257129 3867031278 3899167272 3968795259 4115787676 4218579576 4274087202 4329594828 4386563181 4511536491 4570127874 4662640584 4921676172 5013215064 5051193966 5156041704 5291727012 5331815853 5585711846 5698782936 5800546917 5848750908 6015381988 6093503832 6173681514 6327869364 6411130803 6734925288 6855191811 7109087804 7327006632 7382514258 7576790949 7734062556 7937590518 8231575352 8378567769 8548174404 8659189656 8773126362 9023072982 9140255748 9260522271 9843352344 10102387932 10583454024 10663631706 11073771387 11171423692 11601093834 11697501816 11906385777 12030763976 12347363028 12655738728 12822261606 13534609473 13710383622 14218175608 14765028516 15153581898 15468125112 15875181036 15995447559 16757135538 17096348808 17401640751 17546252724 18046145964 18280511496 18521044542 19549991461 20204775864 20565575433 21327263412 22147542774 22342847384 23202187668 23812771554 24694726056 25135703307 25644523212 27069218946 27420767244 27781566813 29530057032 30307163796 31750362072 31990895118 33514271076 34803281502 35092505448 36092291928 37042089084 39099982922 40603828419 41131150866 42654526824 44295085548 46404375336 47625543108 47986342677 50271406614 51289046424 54138437892 54841534488 55563133626 58649974383 60614327592 63981790236 67028542152 69606563004 74084178168 75407109921 78199965844 81207656838 82262301732 83344700439 88590171096 95251086216 95972685354 100542813228 108276875784 111126267252 117299948766 121811485257 127963580472 139213126008 143959028031 150814219842 156399931688 162415313676 164524603464 166689400878 175949923149 191945370708 201085626456 222252534504 226221329763 234599897532 243622970514 287918056062 301628439684 324830627352 333378801756 351899846298 383890741416 452442659526 469199795064 487245941028 527849769447 575836112124 603256879368 666757603512 703799692596 904885319052 974491882056 1055699538894 1151672224248 1407599385192 1583549308341 1809770638104 2111399077788 3167098616682 4222798155576 6334197233364 12668394466728
• Sum of all divisors σ(n): 50282191048320
• Sum of proper divisors (its aliquot sum) s(n): 37613796581592
• 12668394466728 is an abundant number, because the sum of its proper divisors (37613796581592) is greater than itself. Its abundance is 24945402114864

Bases of 12668394466728

• Binary: 10111000010110010111001001101110110110101000₂
• Hexadecimal: 0xB859726EDA8
• Base-36: 4HNS2Z6I0

Squares and roots of 12668394466728

• 12668394466728 squared (12668394466728²) is 160488218364624607499025984
• 12668394466728 cubed (12668394466728³) is 2033128057505445370777529590355095460352
• The square root of 12668394466728 is 3559268.8106868241
• The cube root of 12668394466728 is 23311.6953735765

Scales and comparisons

• 12,668,394,466,728 seconds is equal to 402,815 years, 39 weeks, 2 days, 22 hours, 58 minutes, 48 seconds.
• To count from 1 to 12,668,394,466,728 would take you about one million, seven thousand and thirty-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 12668394466728 cubic inches would be around 1942.6 feet tall.

Recreational maths with 12668394466728

• 12668394466728 backwards is 82766449386621
• 12668394466728 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12668394466728's digits is 72
• More coming soon!