1644942616128

Names of 1644942616128

• Cardinal: 1644942616128 can be written as One trillion, six hundred forty-four billion, nine hundred forty-two million, six hundred sixteen thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.644942616128 × 10¹²

Factors of 1644942616128

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 412

Divisors of 1644942616128

• Number of divisors d(n): 1008
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 37 42 48 49 56 63 64 72 74 79 84 96 98 111 112 126 127 144 147 148 157 158 168 192 196 222 224 237 252 254 259 288 294 296 314 316 333 336 381 392 441 444 448 471 474 504 508 518 553 576 588 592 628 632 666 672 711 762 777 784 882 888 889 942 948 1008 1016 1036 1099 1106 1143 1176 1184 1256 1264 1332 1344 1413 1422 1524 1554 1568 1659 1764 1776 1778 1813 1884 1896 2016 2032 2072 2198 2212 2286 2331 2352 2368 2512 2528 2664 2667 2826 2844 2923 3048 3108 3136 3297 3318 3528 3552 3556 3626 3768 3792 3871 4032 4064 4144 4396 4424 4572 4662 4699 4704 4977 5024 5056 5328 5334 5439 5652 5688 5809 5846 6096 6216 6223 6594 6636 7056 7104 7112 7252 7536 7584 7693 7742 8001 8128 8288 8769 8792 8848 9144 9324 9398 9408 9891 9954 10033 10048 10656 10668 10878 11304 11376 11613 11618 11692 12192 12403 12432 12446 13188 13272 14097 14112 14224 14504 15072 15168 15386 15484 16002 16317 16576 17427 17538 17584 17696 18288 18648 18669 18796 19782 19908 19939 20066 20461 21312 21336 21756 22608 22752 23079 23226 23236 23384 24384 24806 24864 24892 26307 26376 26544 28194 28224 28448 29008 30099 30144 30772 30968 32004 32634 32893 34839 34854 35076 35168 35392 36576 37209 37296 37338 37592 39564 39816 39878 40132 40663 40922 42291 42672 43512 45216 45504 46158 46452 46472 46768 49612 49728 49784 52281 52614 52752 53088 56007 56388 56896 58016 59817 60198 61383 61544 61936 64008 65268 65786 69237 69678 69708 70152 70231 70336 73152 74418 74592 74676 75184 79128 79632 79756 80264 81326 81844 84582 85344 86821 87024 90297 90432 92316 92904 92944 93536 98679 99224 99568 104562 105228 105504 106176 111627 112014 112776 116032 119634 120396 121989 122766 123088 123872 128016 130536 131572 138474 139356 139416 139573 140304 140462 143227 148836 149184 149352 150368 158256 159264 159512 160528 162652 163688 169164 170688 173642 174048 179451 180594 184149 184632 185808 185888 187072 197358 198448 199136 209124 210456 210693 211008 223254 224028 225552 230251 239268 240792 243978 245532 246176 247744 256032 260463 261072 263144 276948 278712 278832 279146 280608 280924 284641 286454 296037 297672 298704 300736 316512 318528 319024 321056 325304 327376 338328 347284 348096 358902 361188 365967 368298 369264 371221 371616 371776 394716 396896 398272 418248 418719 420912 421386 429681 446508 448056 451104 458911 460502 478536 481584 487956 491064 491617 492352 512064 520926 522144 526288 553896 557424 557664 558292 561216 561848 569282 572908 592074 595344 597408 607747 632079 633024 638048 642112 650608 654752 676656 690753 694568 717804 722376 731934 736596 737743 738528 742442 743232 781389 789432 793792 836496 837438 841824 842772 853923 859362 893016 896112 902208 917822 921004 957072 963168 975912 977011 982128 983234 1041852 1044288 1052576 1107792 1113663 1114848 1115328 1116584 1123696 1138564 1145816 1184148 1190688 1194816 1215494 1256157 1264158 1276096 1289043 1301216 1309504 1353312 1376733 1381506 1389136 1435608 1444752 1463868 1473192 1474851 1475486 1477056 1484884 1562778 1575181 1578864 1672992 1674876 1683648 1685544 1707846 1718724 1786032 1792224 1823241 1835644 1842008 1914144 1926336 1951824 1954022 1964256 1966468 2072259 2083704 2105152 2213229 2215584 2227326 2229696 2233168 2247392 2277128 2291632 2368296 2381376 2430988 2512314 2528316 2561769 2578086 2598547 2602432 2706624 2753466 2763012 2778272 2871216 2889504 2927736 2931033 2946384 2949702 2950972 2969768 3125556 3150362 3157728 3212377 3340989 3345984 3349752 3371088 3415692 3437448 3572064 3584448 3646482 3671288 3684016 3828288 3903648 3908044 3928512 3932936 4130199 4144518 4167408 4424553 4426458 4431168 4454652 4466336 4494784 4554256 4583264 4725543 4736592 4861976 5024628 5056632 5123538 5156172 5164201 5197094 5469723 5506932 5526024 5556544 5742432 5779008 5855472 5862066 5892768 5899404 5901944 5939536 6251112 6300724 6315456 6424754 6639687 6681978 6699504 6742176 6831384 6874896 7144128 7292964 7342576 7368032 7795641 7807296 7816088 7865872 8260398 8289036 8334816 8793099 8849106 8852916 8909304 8932672 9108512 9166528 9451086 9473184 9637131 9723952 10049256 10113264 10247076 10312344 10328402 10394188 10939446 11013864 11026267 11052048 11484864 11710944 11724132 11785536 11798808 11803888 11879072 12502224 12601448 12849508 13279374 13363956 13399008 13484352 13662768 13749792 14176629 14585928 14685152 14736064 15492603 15591282 15632176 15731744 16520796 16578072 16669632 17586198 17698212 17705832 17818608 18189829 18217024 18902172 18946368 19274262 19447904 20098512 20226528 20494152 20624688 20656804 20788376 21878892 22027728 22052534 22104096 22486639 23386923 23421888 23448264 23597616 23607776 23758144 25004448 25202896 25699016 26558748 26727912 26798016 27325536 27499584 28353258 28911393 29171856 29370304 30985206 31182564 31264352 31463488 33041592 33078801 33156144 35172396 35396424 35411664 35637216 36149407 36379658 37804344 38548524 38895808 40197024 40453056 40988304 41249376 41313608 41576752 43757784 44055456 44105068 44208192 44973278 46477809 46773846 46896528 47195232 47215552 50008896 50405792 51398032 53117496 53455824 54569487 54651072 56706516 57822786 58281697 58343712 61970412 62365128 62528704 66083184 66157602 66312288 67459917 70344792 70792848 70823328 71274432 72298814 72759316 75608688 77097048 77183869 80394048 81976608 82498752 82627216 83153504 87515568 88110912 88210136 89946556 92955618 93547692 93793056 94390464 99236403 100811584 102796064 106234992 106911648 108448221 109138974 113413032 115645572 116563394 116687424 123940824 124730256 132166368 132315204 132624576 134919834 140689584 141585696 141646656 144597628 145518632 151217376 154194096 154367738 163708461 163953216 165254432 166307008 174845091 175031136 176420272 179893112 185911236 187095384 187586112 198472806 202379751 205592128 212469984 213823296 216896442 218277948 226826064 231291144 231551607 233126788 247881648 249460512 264332736 264630408 269839668 281379168 283171392 289195256 291037264 302434752 308388192 308735476 325344663 327416922 330508864 349690182 350062272 352840544 359786224 371822472 374190768 396945612 404759502 407971879 424939968 433792884 436555896 453652128 462582288 463103214 466253576 495763296 498921024 524535273 529260816 539679336 562758336 578390512 582074528 616776384 617470952 650689326 654833844 694654821 699380364 705681088 719572448 743644944 748381536 793891224 809519004 815943758 867585768 873111792 907304256 925164576 926206428 932507152 991526592 1049070546 1058521632 1079358672 1156781024 1164149056 1223915637 1234941904 1301378652 1309667688 1389309642 1398760728 1439144896 1487289888 1496763072 1587782448 1619038008 1631887516 1735171536 1746223584 1850329152 1852412856 1865014304 2098141092 2117043264 2158717344 2313562048 2447831274 2469883808 2602757304 2619335376 2778619284 2797521456 2855803153 2974579776 3175564896 3238076016 3263775032 3470343072 3492447168 3671746911 3704825712 3730028608 4196282184 4317434688 4895662548 4939767616 5205514608 5238670752 5557238568 5595042912 5711606306 6351129792 6476152032 6527550064 6940686144 7343493822 7409651424 8392564368 8567409459 9791325096 10411029216 10477341504 11114477136 11190085824 11423212612 12952304064 13055100128 14686987644 14819302848 16785128736 17134818918 19582650192 20822058432 22228954272 22846425224 25702228377 26110200256 29373975288 33570257472 34269637836 39165300384 44457908544 45692850448 51404456754 58747950576 68539275672 78330600768 91385700896 102808913508 117495901152 137078551344 182771401792 205617827016 234991802304 274157102688 411235654032 548314205376 822471308064 1644942616128
• Sum of all divisors σ(n): 5785788702720
• Sum of proper divisors (its aliquot sum) s(n): 4140846086592
• 1644942616128 is an abundant number, because the sum of its proper divisors (4140846086592) is greater than itself. Its abundance is 2495903470464

Bases of 1644942616128

• Binary: 10111111011111110001110000110011001000000₂
• Hexadecimal: 0x17EFE386640
• Base-36: KZOCD1S0

Squares and roots of 1644942616128

• 1644942616128 squared (1644942616128²) is 2705836210354028765712384
• 1644942616128 cubed (1644942616128³) is 4450945294673629398935495722567729152
• The square root of 1644942616128 is 1282553.1630805797
• The cube root of 1644942616128 is 11804.5721440513

Scales and comparisons

• 1,644,942,616,128 seconds is equal to 52,304 years, 4 weeks, 3 days, 16 hours, 28 minutes, 48 seconds.
• To count from 1 to 1,644,942,616,128 would take you about one hundred thirty thousand, seven 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 1644942616128 cubic inches would be around 983.7 feet tall.

Recreational maths with 1644942616128

• 1644942616128 backwards is 8216162494461
• The number of decimal digits it has is: 13
• The sum of 1644942616128's digits is 54
• More coming soon!