18984609881856

Names of 18984609881856

• Cardinal: 18984609881856 can be written as Eighteen trillion, nine hundred eighty-four billion, six hundred nine million, eight hundred eighty-one thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.8984609881856 × 10¹³

Factors of 18984609881856

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 174

Divisors of 18984609881856

• Number of divisors d(n): 1008
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 29 32 36 43 48 54 58 64 72 81 86 87 96 97 108 116 128 129 144 162 172 174 192 194 216 232 243 256 258 261 288 291 324 344 348 384 387 388 432 464 486 516 522 576 582 648 688 696 729 768 774 776 783 841 864 873 928 972 1032 1044 1152 1161 1164 1247 1296 1376 1392 1458 1548 1552 1566 1682 1728 1746 1856 1944 2064 2088 2304 2322 2328 2349 2494 2523 2592 2619 2752 2784 2813 2916 3096 3104 3132 3364 3456 3483 3492 3712 3741 3888 4128 4171 4176 4644 4656 4698 4988 5046 5184 5238 5504 5568 5626 5832 6192 6208 6264 6728 6912 6966 6984 7047 7424 7482 7569 7776 7857 8256 8342 8352 8439 9288 9312 9396 9976 10092 10368 10449 10476 11008 11136 11223 11252 11664 12384 12416 12513 12528 13456 13932 13968 14094 14964 15138 15552 15714 16512 16684 16704 16878 18576 18624 18792 19952 20184 20736 20898 20952 21141 22272 22446 22504 22707 23328 23571 24389 24768 24832 25026 25056 25317 26912 27864 27936 28188 29928 30276 31104 31347 31428 33024 33368 33408 33669 33756 36163 37152 37248 37539 37584 39904 40368 41796 41904 42282 44892 45008 45414 46656 47142 48778 49536 50052 50112 50634 53824 55728 55872 56376 59856 60552 62208 62694 62856 66736 66816 67338 67512 68121 70713 72326 73167 74304 74496 75078 75168 75951 79808 80736 81577 83592 83808 84564 89784 90016 90828 93312 94284 97556 99072 100104 100224 101007 101268 107648 108489 111456 111744 112617 112752 119712 120959 121104 125388 125712 133472 134676 135024 136242 141426 144652 146334 148608 150156 150336 151902 159616 161472 163154 167184 167616 169128 179568 180032 181656 186624 188568 195112 200208 200448 202014 202536 204363 215296 216978 219501 222912 223488 225234 225504 227853 239424 241918 242208 244731 250776 251424 266944 269352 270048 272484 282852 289304 292668 297216 300312 300672 303021 303804 319232 322944 325467 326308 334368 335232 337851 338256 359136 360064 362877 363312 377136 390224 400416 404028 405072 408726 433956 439002 445824 450468 451008 455706 478848 483836 484416 489462 501552 502848 533888 538704 540096 544968 565704 578608 585336 600624 601344 606042 607608 613089 645888 650934 652616 658503 668736 670464 675702 676512 683559 718272 720128 725754 726624 734193 754272 780448 800832 808056 810144 817452 867912 878004 891648 900936 902016 909063 911412 957696 967672 968832 976401 978924 1003104 1005696 1013553 1048727 1067776 1077408 1080192 1088631 1089936 1131408 1157216 1170672 1201248 1212084 1215216 1226178 1301868 1305232 1317006 1337472 1351404 1353024 1367118 1436544 1451508 1453248 1468386 1508544 1560896 1601664 1616112 1620288 1634904 1735824 1756008 1801872 1804032 1818126 1822824 1935344 1937664 1952802 1957848 1975509 2006208 2011392 2027106 2050677 2097454 2154816 2160384 2177262 2179872 2202579 2262816 2314432 2341344 2365733 2402496 2424168 2430432 2452356 2603736 2610464 2634012 2674944 2702808 2706048 2734236 2873088 2903016 2906496 2929203 2936772 3017088 3040659 3121792 3146181 3203328 3232224 3240576 3265893 3269808 3471648 3507811 3512016 3603744 3636252 3645648 3870688 3905604 3915696 3951018 4012416 4054212 4101354 4194908 4309632 4354524 4359744 4405158 4525632 4628864 4682688 4731466 4804992 4848336 4860864 4904712 5207472 5220928 5268024 5405616 5412096 5468472 5806032 5812992 5858406 5873544 5926527 6034176 6081318 6243584 6292362 6464448 6481152 6531786 6539616 6607737 6943296 7015622 7024032 7097199 7207488 7272504 7291296 7741376 7811208 7831392 7902036 8024832 8108424 8202708 8389816 8619264 8709048 8719488 8787609 8810316 9051264 9257728 9365376 9438543 9462932 9609984 9696672 9721728 9797679 9809424 10414944 10441856 10523433 10536048 10811232 10936944 11612064 11716812 11747088 11853054 12162636 12584724 12928896 13063572 13079232 13215474 13886592 14031244 14048064 14194398 14414976 14545008 14582592 15482752 15622416 15662784 15804072 16216848 16405416 16779632 17418096 17438976 17575218 17620632 17779581 18102528 18730752 18877086 18925864 19393344 19443456 19595358 19618848 19823211 20829888 20883712 21046866 21072096 21291597 21622464 21873888 23224128 23433624 23494176 23706108 24325272 25169448 25857792 26127144 26158464 26362827 26430948 27773184 28062488 28096128 28315629 28388796 28829952 29090016 29165184 29393037 30965504 31244832 31325568 31570299 31608144 32433696 32810832 33559264 34836192 35150436 35241264 35559162 37754172 37851728 38786688 39190716 39237696 39646422 41659776 42093732 42144192 42583194 43244928 43747776 46448256 46867248 46988352 47412216 48650544 50338896 52254288 52316928 52725654 52861896 56124976 56192256 56631258 56777592 58180032 58330368 58786074 59469633 62489664 62651136 63140598 63216288 63874791 64867392 65621664 67118528 69672384 70300872 70482528 71118324 75508344 75703456 77573376 78381432 78475392 79292844 83319552 84187464 84288384 84946887 85166388 86489856 87495552 88179111 92896512 93734496 93976704 94710897 94824432 97301088 100677792 101726519 104508576 105451308 105723792 112249952 113262516 113555184 116360064 117572148 118939266 124979328 126281196 126432576 127749582 129734784 131243328 134237056 139344768 140601744 140965056 142236648 151016688 151406912 156762864 156950784 158585688 168374928 168576768 169893774 170332776 174991104 176358222 187468992 187953408 189421794 189648864 191624373 194602176 201355584 203453038 209017152 210902616 211447584 224499904 226525032 227110368 232720128 235144296 237878532 249958656 252562392 252865152 254840661 255499164 259469568 262486656 268474112 278689536 281203488 281930112 284132691 284473296 302033376 302813824 305179557 313525728 317171376 336749856 339787548 340665552 352716444 374937984 378843588 379297728 383248746 389204352 402711168 406906076 418034304 421805232 422895168 448999808 453050064 454220736 470288592 475757064 505124784 505730304 509681322 510998328 524973312 562406976 563860224 568265382 568946592 574873119 604066752 605627648 610359114 627051456 634342752 673499712 679575096 681331104 705432888 749875968 757687176 758595456 764521983 766497492 778408704 805422336 813812152 836068608 843610464 845790336 852398073 897999616 906100128 908441472 915538671 940577184 951514128 1010249568 1019362644 1021996656 1124813952 1136530764 1137893184 1149746238 1208133504 1220718228 1254102912 1268685504 1346999424 1359150192 1362662208 1410865776 1515374352 1517190912 1529043966 1532994984 1627624304 1687220928 1691580672 1704796146 1724619357 1812200256 1816882944 1831077342 1881154368 1903028256 2020499136 2038725288 2043993312 2249627904 2273061528 2275786368 2299492476 2416267008 2441436456 2508205824 2537371008 2557194219 2693998848 2718300384 2725324416 2746616013 2821731552 3030748704 3058087932 3065989968 3255248608 3374441856 3409592292 3449238714 3624400512 3662154684 3762308736 3806056512 4040998272 4077450576 4087986624 4546123056 4551572736 4598984952 4882872912 5074742016 5114388438 5436600768 5450648832 5493232026 5643463104 6061497408 6116175864 6131979936 6510497216 6748883712 6819184584 6898477428 7248801024 7324309368 7524617472 7612113024 8081996544 8154901152 8175973248 8239848039 9092246112 9197969904 9765745824 10228776876 10873201536 10986464052 11286926208 12122994816 12232351728 12263959872 13020994432 13638369168 13796954856 14648618736 15224226048 16309802304 16351946496 16479696078 18184492224 18395939808 19531491648 20457553752 21746403072 21972928104 22573852416 24245989632 24464703456 24527919744 24719544117 26041988864 27276738336 27593909712 29297237472 32619604608 32959392156 36368984448 36791879616 39062983296 40915107504 43945856208 48929406912 49055839488 49439088234 54553476672 55187819424 58594474944 65239209216 65918784312 72737968896 73583759232 74158632351 78125966592 81830215008 87891712416 97858813824 98878176468 109106953344 110375638848 117188949888 131837568624 147167518464 148317264702 163660430016 175783424832 195717627648 197756352936 218213906688 220751277696 234377899776 263675137248 296634529404 327320860032 351566849664 395512705872 441502555392 527350274496 593269058808 654641720064 703133699328 791025411744 1054700548992 1186538117616 1582050823488 2109401097984 2373076235232 3164101646976 4746152470464 6328203293952 9492304940928 18984609881856
• Sum of all divisors σ(n): 60834950705760
• Sum of proper divisors (its aliquot sum) s(n): 41850340823904
• 18984609881856 is an abundant number, because the sum of its proper divisors (41850340823904) is greater than itself. Its abundance is 22865730942048

Bases of 18984609881856

• Binary: 100010100010000110010111011011001111100000000₂
• Hexadecimal: 0x114432ED9F00
• Base-36: 6Q9EQK000

Squares and roots of 18984609881856

• 18984609881856 squared (18984609881856²) is 360415412366264486278004736
• 18984609881856 cubed (18984609881856³) is 6842345999181789950238320024284368470016
• The square root of 18984609881856 is 4357133.2182819475
• The cube root of 18984609881856 is 26676.8098012893

Scales and comparisons

• 18,984,609,881,856 seconds is equal to 603,651 years, 45 weeks, 2 days, 57 minutes, 36 seconds.
• To count from 1 to 18,984,609,881,856 would take you about one million, five hundred nine thousand, one hundred twenty-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 18984609881856 cubic inches would be around 2223.1 feet tall.

Recreational maths with 18984609881856

• 18984609881856 backwards is 65818890648981
• 18984609881856 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18984609881856's digits is 81
• More coming soon!