1918390306140

Names of 1918390306140

• Cardinal: 1918390306140 can be written as One trillion, nine hundred eighteen billion, three hundred ninety million, three hundred six thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.91839030614 × 10¹²

Factors of 1918390306140

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 823

Divisors of 1918390306140

• Number of divisors d(n): 1440
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 11 12 14 15 18 20 21 22 23 27 28 30 33 35 36 42 44 45 46 54 55 60 63 66 69 70 77 81 84 89 90 92 99 105 108 110 115 121 126 132 135 138 140 154 161 162 165 178 180 189 198 207 210 220 230 231 242 252 253 267 270 276 297 308 315 322 324 330 345 356 363 378 385 396 405 414 420 445 460 462 483 484 495 506 534 540 567 594 605 621 623 630 644 660 683 690 693 726 756 759 770 801 805 810 828 847 890 891 924 945 966 979 990 1012 1035 1068 1089 1134 1155 1188 1210 1242 1246 1260 1265 1335 1366 1380 1386 1449 1452 1485 1518 1540 1602 1610 1620 1694 1771 1780 1782 1815 1863 1869 1890 1932 1958 1980 2047 2049 2070 2079 2178 2268 2277 2310 2403 2415 2420 2484 2492 2530 2541 2670 2732 2772 2783 2835 2898 2937 2970 3036 3105 3115 3204 3220 3267 3388 3415 3465 3542 3564 3630 3726 3738 3780 3795 3916 4005 4094 4098 4140 4158 4235 4347 4356 4455 4554 4620 4781 4806 4830 4895 5060 5082 5313 5340 5445 5566 5607 5670 5796 5874 5940 6141 6147 6210 6230 6237 6534 6830 6831 6853 6930 7084 7209 7245 7260 7452 7476 7513 7590 7623 8010 8188 8196 8316 8349 8470 8694 8811 8855 8910 9108 9315 9345 9562 9612 9660 9790 9801 10164 10235 10245 10395 10626 10769 10890 11132 11214 11340 11385 11748 12015 12282 12294 12420 12460 12474 12705 13041 13068 13660 13662 13706 13860 13915 14329 14343 14418 14490 14685 15026 15180 15246 15709 15939 16020 16335 16698 16821 16940 17388 17622 17710 17820 18423 18441 18630 18690 19124 19481 19580 19602 20470 20490 20493 20559 20790 21252 21538 21735 21780 22428 22517 22539 22770 22869 23905 24030 24564 24588 24948 25047 25410 26082 26433 26565 27324 27412 27830 28035 28658 28686 28836 28980 29370 30052 30492 30705 30735 31185 31418 31878 32307 32670 33396 33642 34155 34265 35244 35420 36045 36846 36882 37260 37380 37565 38115 38962 39204 40940 40980 40986 41118 41580 41745 42987 43029 43076 43470 44055 45034 45078 45540 45738 47127 47810 47817 48060 49005 50094 50463 50820 52164 52591 52866 53130 53845 55269 55323 55660 56070 57316 57372 58443 58740 60787 61410 61470 61677 62370 62836 63756 64614 65205 65340 67284 67551 67617 68310 68530 68607 71645 71715 72090 73692 73764 75130 75141 75383 76230 77924 78545 79299 79695 81972 82236 82643 83490 84105 85974 86058 86940 88110 90068 90156 91476 92115 92205 94254 95620 95634 96921 97405 98010 100188 100926 102465 102795 105182 105732 106260 107690 109963 110538 110646 112140 112585 112695 114345 116886 121574 122820 122940 123354 124740 125235 128961 129087 129228 130410 132165 135102 135234 136620 137060 137214 141381 143290 143430 143451 144180 150260 150282 150766 152460 157090 157619 157773 158598 159390 161535 165286 165807 166980 168210 171948 172116 172799 175329 176220 182361 184230 184410 185031 188508 191268 193842 194810 196020 201852 202653 202851 204930 205590 210364 214935 215145 215380 219926 221076 221292 225170 225390 225423 226149 228690 233772 235635 239085 243148 246708 247687 247929 250470 252315 257922 258174 260820 262955 264330 270204 270468 274428 276345 276615 282762 286580 286860 286902 290763 292215 300564 301532 303935 308385 314180 315238 315546 317196 318780 323070 329889 330572 331614 336420 337755 338085 343035 345598 350658 364722 368460 368820 370062 375705 376915 386883 387261 387684 389620 396495 405306 405702 409860 411180 413215 424143 425509 429870 430290 439852 450340 450780 450846 452298 457380 471270 472857 473319 478170 484605 495374 495858 500940 504630 515844 516348 518397 525910 525987 528660 547083 549815 552690 553230 555093 565524 573804 578501 581526 584430 607870 607959 608553 616770 630476 631092 644805 645435 646140 659778 663228 668657 675510 676170 678447 686070 691196 701316 706905 717255 729444 740124 743061 743787 751410 753830 773766 774522 788095 788865 792990 810612 811404 826430 829035 848286 851018 859740 860580 863995 872289 876645 901692 904596 911805 925155 942540 945714 946638 956340 969210 989667 990748 991716 1009260 1013265 1014255 1036794 1051820 1051974 1094166 1099630 1105380 1106460 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40706820 41943030 42125391 42557130 42598710 43545348 44131362 44535015 44583660 44627220 45954972 46137333 46655730 46805990 46812843 46858581 48933535 49237470 50331636 51068556 51321303 51486589 52014270 52065090 53222092 54161217 54431685 55986876 56167188 57023670 57443715 58720242 59380020 60179130 61060230 61516444 62417124 62478108 62914545 63835695 65318022 66197043 66527615 66875490 66940830 68428404 68932458 69983595 70208985 72214956 72575580 73552270 75497454 76591620 76895555 78021405 78097635 79833138 80250588 83886060 84250782 85114260 85197420 85535505 88080363 88262724 89070030 90268695 92274666 93311460 93611980 93625686 93717162 97867070 97977033 98474940 100313235 102642606 102973178 104028540 104130180 107653777 108322434 108863370 110328405 113246181 114047340 114887430 117440484 119749707 120358260 122120460 125829090 126376173 127671390 130636044 132394086 133055230 133750980 133881660 137864916 138411999 139967190 140417970 140438529 146800605 147104540 150994908 153791110 153963909 154459767 156042810 156195270 159666276 163295055 168501564 169170221 171071010 172331145 176160726 178140060 180537390 184549332 187251372 187434324 188743635 195734140 195954066 198591129 199582845 200626470 205285212 205946356 210626955 215307554 216644868 217726740 220656810 226492362 229774860 230686665 234064215 234292905 239499414 251658180 252752346 255342780 256606515 257432945 264241089 264788172 266110460 270806085 276823998 279934380 280835940 280877058 293601210 307582220 307927818 308919534 312085620 312390540 322961331 326590110 330985215 338340442 342142020 344662290 352321452 359249121 361074780 377487270 379128519 391908132 397182258 399165690 401252940 415235997 421253910 430615108 440401815 441313620 452984724 461373330 463379301 468128430 468585810 478998828 489885165 505504692 507510663 513213030 514865890 528482178 538268885 541612170 553647996 561754116 566230905 587202420 595773387 598748535 615855636 617839068 631880865 645922662 653180220 661970430 676680884 689324580 692059995 702192645 718498242 754974540 758257038 769819545 772298835 792723267 794364516 798331380 830471994 842507820 845851105 880803630 922746660 926758602 936256860 937171620 968883993 979770330 992955645 1015021326 1026426060 1029731780 1056964356 1076537770 1077747363 1083224340 1132461810 1184191547 1191546774 1197497070 1245707991 1263761730 1291845324 1321205445 1323940860 1384119990 1390137903 1404385290 1436996484 1516514076 1522531989 1539639090 1544597670 1585446534 1614806655 1660943988 1691702210 1761607260 1796245605 1853517204 1895642595 1937767986 1959540660 1985911290 2030042652 2076179985 2153075540 2155494726 2264923620 2316896505 2368383094 2383093548 2394994140 2491415982 2527523460 2537553315 2642410890 2768239980 2780275806 2808770580 2906651979 2978866935 3045063978 3079278180 3089195340 3170893068 3229613310 3383404420 3552574641 3592491210 3791285190 3875535972 3963616335 3971822580 4152359970 4170413709 4310989452 4567595967 4633793010 4736766188 4844419965 4982831964 5075106630 5284821780 5388736815 5560551612 5813303958 5920957735 5957733870 6090127956 6228539955 6459226620 6950689515 7105149282 7184982420 7582570380 7612659945 7927232670 8304719940 8340827418 8719955937 9135191934 9267586020 9688839930 10150213260 10657723923 10777473630 11626607916 11841915470 11915467740 12457079910 13702787901 13901379030 14210298564 14533259895 15225319890 15854465340 16681654836 17439911874 17762873205 18270383868 19377679860 20852068545 21315447846 21554947260 22837979835 23683830940 24914159820 27405575802 27802758060 29066519790 30450639780 31973171769 34879823748 35525746410 41704137090 42630895692 43599779685 45675959670 53288619615 54811151604 58133039580 63946343538 68513939505 71051492820 83408274180 87199559370 91351919340 95919515307 106577239230 127892687076 137027879010 159865858845 174399118740 191839030614 213154478460 274055758020 319731717690 383678061228 479597576535 639463435380 959195153070 1918390306140
• Sum of all divisors σ(n): 7988884485120
• Sum of proper divisors (its aliquot sum) s(n): 6070494178980
• 1918390306140 is an abundant number, because the sum of its proper divisors (6070494178980) is greater than itself. Its abundance is 4152103872840

Bases of 1918390306140

• Binary: 11011111010101000111110010000010101011100₂
• Hexadecimal: 0x1BEA8F9055C
• Base-36: OHAO21R0

Squares and roots of 1918390306140

• 1918390306140 squared (1918390306140²) is 3680221366691922921699600
• 1918390306140 cubed (1918390306140³) is 7060100994311087212824578893115544000
• The square root of 1918390306140 is 1385059.6760212175
• The cube root of 1918390306140 is 12425.4556547081

Scales and comparisons

• 1,918,390,306,140 seconds is equal to 60,998 years, 45 weeks, 4 days, 12 hours, 9 minutes.
• To count from 1 to 1,918,390,306,140 would take you about one hundred fifty-two thousand, four hundred ninety-seven 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 1918390306140 cubic inches would be around 1035.5 feet tall.

Recreational maths with 1918390306140

• 1918390306140 backwards is 0416030938191
• 1918390306140 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1918390306140's digits is 45
• More coming soon!