12818432671720

Names of 12818432671720

• Cardinal: 12818432671720 can be written as Twelve trillion, eight hundred eighteen billion, four hundred thirty-two million, six hundred seventy-one thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.281843267172 × 10¹³

Factors of 12818432671720

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2433

Divisors of 12818432671720

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 4 5 8 10 13 20 23 26 31 40 46 52 61 62 65 92 104 115 122 124 130 155 184 230 244 248 260 281 299 305 310 403 460 488 520 562 598 610 620 713 793 806 920 1124 1196 1220 1240 1403 1405 1426 1495 1586 1612 1891 2015 2017 2248 2392 2440 2806 2810 2852 2990 3172 3224 3565 3653 3782 3965 4030 4034 5612 5620 5704 5980 6344 6463 7015 7130 7306 7564 7930 8060 8068 8711 9269 9455 10085 11224 11240 11960 12926 14030 14260 14612 15128 15860 16120 16136 17141 17422 18239 18265 18538 18910 20170 24583 25852 26221 28060 28520 29224 31720 32315 34282 34844 36478 36530 37076 37820 40340 43493 43555 46345 46391 49166 51704 52442 56120 62527 64630 68564 69688 72956 73060 74152 75640 80680 84019 85705 86986 87110 91195 92690 92782 98332 104884 113243 122915 123037 125054 129260 131105 137128 145912 146120 168038 171410 173972 174220 182390 185380 185564 196664 200353 209768 217465 222833 226486 231955 245830 246074 250108 258520 262210 312635 336076 342820 347944 348440 364780 370760 371128 394243 400706 420095 434930 445666 452972 463910 491660 492148 500216 524420 531371 565409 566215 566777 603083 615185 625270 672152 685640 729560 788486 801412 812851 840190 869860 891332 905944 927820 983320 984296 1001765 1048840 1062742 1114165 1130818 1132430 1133554 1206166 1230370 1250540 1438121 1576972 1599481 1602824 1625702 1680380 1739720 1782664 1855640 1971215 2003530 2125484 2228330 2261636 2264860 2267108 2412332 2460740 2501080 2604589 2656855 2827045 2829851 2833885 2876242 3015415 3153944 3198962 3251404 3360760 3814147 3942430 4007060 4064255 4250968 4456660 4523272 4529720 4534216 4824664 4921480 5125159 5209178 5313710 5654090 5659702 5667770 5752484 6030830 6397924 6502808 6907823 7190605 7368101 7628294 7884860 7997405 8014120 8128510 8913320 10250318 10418356 10627420 11308180 11319404 11335540 11504968 12061660 12221533 12795848 13022945 13035871 13815646 14149255 14381210 14736202 15256588 15769720 15994810 16257020 17570087 18695573 19070735 20500636 20836712 21254840 22616360 22638808 22671080 24123320 24443066 25625795 26045890 26071742 27631292 28298510 28762420 29472404 30513176 31989620 32514040 34539115 34573397 35140174 36788063 36840505 37391146 38141470 41001272 48886132 49583911 51251590 52091780 52143484 55262584 56597020 57524840 58944808 61107665 63979240 65179355 69078230 69146794 70280348 73576126 73681010 74782292 76282940 87725381 87850435 93477865 97772264 99167822 102503180 104183560 104286968 113194040 122215330 130358710 138156460 138293588 140560696 147152252 147362020 149564584 152565880 158879929 169466323 172866985 175450762 175700870 183940315 186955730 198335644 205006360 228411131 244430660 247919555 260717420 276312920 276587176 294304504 294724040 317759858 338932646 345733970 350901524 351401740 367880630 373911460 396671288 404112001 438626905 449454161 456822262 488861320 495839110 521434840 635519716 677865292 691467940 701803048 702803480 735761260 747822920 794399645 795188131 808224002 847331615 877253810 898908322 913644524 991678220 1071775307 1140429953 1142055655 1271039432 1355730584 1382935880 1471522520 1588799290 1590376262 1616448004 1694663230 1754507620 1797816644 1827289048 1983356440 2020560005 2143550614 2247270805 2280859906 2284111310 3177598580 3180752524 3232896008 3389326460 3509015240 3595633288 3975940655 4041120010 4287101228 4494541610 4561719812 4568222620 5253456013 5358876535 5702149765 6355197160 6361505048 6778652920 7951881310 8082240020 8574202456 8989083220 9123439624 9136445240 10337445703 10506912026 10717753070 11404299530 13933078991 15903762620 16164480040 17978166440 20674891406 21013824052 21435506140 22808599060 24650832061 26267280065 27866157982 31807525240 41349782812 42027648104 42871012280 45617198120 49301664122 51687228515 52534560130 55732315964 69665394955 82699565624 98603328244 103374457030 105069120260 111464631928 123254160305 139330789910 197206656488 206748914060 210138240520 246508320610 278661579820 320460816793 413497828120 493016641220 557323159640 640921633586 986033282440 1281843267172 1602304083965 2563686534344 3204608167930 6409216335860 12818432671720
• Sum of all divisors σ(n): 34142374748160
• Sum of proper divisors (its aliquot sum) s(n): 21323942076440
• 12818432671720 is an abundant number, because the sum of its proper divisors (21323942076440) is greater than itself. Its abundance is 8505509404720

Bases of 12818432671720

• Binary: 10111010100010000110001000000011111111101000₂
• Hexadecimal: 0xBA886203FE8
• Base-36: 4JKPFUMEG

Squares and roots of 12818432671720

• 12818432671720 squared (12818432671720²) is 164312216159418737287758400
• 12818432671720 cubed (12818432671720³) is 2106225079980612082053749693761872448000
• The square root of 12818432671720 is 3580283.8814429227
• The cube root of 12818432671720 is 23403.3651573753

Scales and comparisons

• 12,818,432,671,720 seconds is equal to 407,586 years, 26 weeks, 3 days, 6 hours, 8 minutes, 40 seconds.
• To count from 1 to 12,818,432,671,720 would take you about one million, eighteen thousand, nine hundred sixty-six 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 12818432671720 cubic inches would be around 1950.3 feet tall.

Recreational maths with 12818432671720

• 12818432671720 backwards is 02717623481821
• 12818432671720 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12818432671720's digits is 52
• More coming soon!