2145312308646472

Names of 2145312308646472

• Cardinal: 2145312308646472 can be written as Two quadrillion, one hundred forty-five trillion, three hundred twelve billion, three hundred eight million, six hundred forty-six thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.145312308646472 × 10¹⁵

Factors of 2145312308646472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 136

Divisors of 2145312308646472

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 4 7 8 14 19 28 38 41 49 56 67 76 82 98 133 134 152 164 196 266 268 287 328 343 361 392 469 532 536 574 686 722 779 931 938 1064 1148 1273 1372 1444 1558 1681 1862 1876 2009 2296 2401 2527 2546 2744 2747 2888 3116 3283 3362 3724 3752 4018 4489 4802 5054 5092 5453 5494 6232 6517 6566 6724 7448 8036 8911 8978 9604 10108 10184 10906 10988 11767 13034 13132 13448 14063 14801 16072 17689 17822 17956 19208 19229 20216 21812 21976 22981 23534 24187 26068 26264 28126 29602 31423 31939 35378 35644 35912 38171 38458 43624 45619 45962 47068 48374 52136 52193 56252 59204 62377 62846 63878 68921 70756 71288 76342 76916 82369 85291 91238 91924 94136 96748 98441 103607 104386 112504 112627 118408 123823 124754 125692 127756 134603 137842 141512 152684 153832 160867 164738 169309 170582 182476 183848 184049 193496 196882 207214 208772 219961 223573 225254 247646 249508 251384 255512 267197 269206 275684 305368 321734 329476 338618 341164 364952 365351 368098 393764 414428 417544 436639 439922 447146 450508 482447 495292 499016 534394 538412 551368 576583 597037 606841 643468 658952 677236 682328 725249 730702 736196 787528 788389 828856 866761 873278 879844 894292 901016 942221 964894 990584 991667 1068788 1076824 1153166 1185163 1194074 1213682 1286936 1288343 1309499 1354472 1450498 1461404 1472392 1539727 1565011 1576778 1620529 1733522 1746556 1759688 1788584 1870379 1884442 1929788 1983334 2137576 2139913 2306332 2370326 2388148 2427364 2557457 2576686 2618998 2900996 2922808 3056473 3079454 3130022 3153556 3241058 3377129 3467044 3493112 3496931 3740758 3768884 3859576 3966668 4036081 4179259 4247887 4279826 4612664 4617707 4740652 4776296 4854728 5076743 5114914 5153372 5237996 5518723 5801992 6112946 6158908 6260044 6307112 6482116 6595547 6754258 6934088 6941669 6993862 7481516 7537768 7546009 7933336 8072162 8296141 8358518 8495774 8559652 9018401 9166493 9235414 9481304 10153486 10229828 10306744 10475992 10778089 10955077 11037446 11343703 12225892 12317816 12520088 12964232 13191094 13508516 13883338 13987724 14963032 14979391 15092018 16144324 16592282 16717036 16991548 17119304 17902199 18036802 18332986 18470828 20306972 20459656 21556178 21910154 22074892 22687406 23639903 24451784 24478517 24880481 26382188 27017032 27766676 27975448 29254813 29735209 29958782 30184036 32288648 32323949 33184564 33434072 33983096 35537201 35804398 36073604 36665972 36941656 38631061 40613944 40658347 43112356 43820308 44149784 45374812 47279806 48591683 48957034 49760962 52764376 52822063 55533352 58072987 58509626 59470418 59917564 60368072 63128807 64165451 64647898 66369128 66441689 71074402 71608796 72147208 73331944 76685539 77262122 79405921 81316694 86224712 87640616 87736433 90749624 94559612 97183366 97914068 99521924 104855737 105644126 116145974 117019252 118940836 119835128 125315393 126257614 128330902 129295796 132883378 142148804 143217592 143374171 153371078 154524244 158811842 162633388 165479321 171349619 174163367 175472866 189119224 194366732 195828136 199043848 204783691 208146463 209711474 211288252 226267643 232291948 234038504 237881672 250630786 252515228 256661804 258591592 265766756 270417427 284297608 284608429 286748342 306742156 309048488 309386369 317623684 325266776 330958642 340141781 342699238 348326734 350945732 369754441 388733464 409567382 416292926 419422948 422576504 441901649 449158157 452535286 464583896 465091823 501261572 505030456 513323608 531533512 540834854 555841447 569216858 573496684 613484312 614155031 618772738 635247368 661917284 680283562 685398476 696653468 701891464 733990159 739508882 819134764 832585852 838845896 883803298 898316314 905070572 930183646 1002523144 1003619197 1081669708 1111682894 1138433716 1146993368 1199447333 1219143569 1228310062 1237545476 1323834568 1360567124 1370796952 1393306936 1457025241 1467980318 1479017764 1583873501 1638269528 1665171704 1666992227 1767606596 1796632628 1810141144 1860367292 1992259003 2007238394 2163339416 2165704583 2223365788 2276867432 2380992467 2398894666 2438287138 2456620124 2475090952 2588281087 2721134248 2724109249 2914050482 2935960636 2958035528 3144107099 3167747002 3255642761 3333984454 3535213192 3593265256 3720734584 3890890129 3984518006 4014476788 4299085217 4331409166 4446731576 4761984934 4797789332 4876574276 4913240248 5137931113 5176562174 5448218498 5828100964 5871921272 5878341011 6288214198 6335494004 6511285522 6667968908 7025334379 7781780258 7969036012 8028953576 8396131331 8534004983 8598170434 8662818332 9523969868 9595578664 9753148552 10275862226 10353124348 10896436996 11087114507 11656201928 11668945589 11756682022 12576428396 12670988008 13022571044 13335937816 13945813021 14050668758 15159932081 15563560516 15938072024 16792262662 17068009966 17196340868 17325636664 18117967609 19047939736 19068764743 20551724452 20706248696 21792873992 22174229014 22789499327 23337891178 23513364044 25152856792 26045142088 27891626042 28101337516 30093596519 30319864162 31127121032 33584525324 34136019932 34392681736 36235935218 38137529486 41103448904 41148387077 44348458028 45578998654 46675782356 47026728088 49177340653 55783252084 56202675032 59738034881 60187193038 60639728324 67169050648 68272039864 72471870436 76275058972 81682619123 82296774154 88696916056 91157997308 93351564712 97620691147 98354681306 106119524567 111566504168 111688479209 119476069762 120374386076 121279456648 133481353201 144943740872 152550117944 159526495289 163365238246 164593548308 182315994616 195241382294 196709362612 210655175633 212239049134 223376958418 238952139524 240748772152 266962706402 288038709539 319052990578 326730476492 329187096616 344241384571 390482764588 393418725224 421310351266 424478098268 446753916836 477904279048 533925412804 571778333861 576077419078 638105981156 653460952984 688482769142 742836671969 780965529176 781819354463 842620702532 848956196536 893507833672 934369472407 1067850825608 1143556667722 1152154838156 1276211962312 1376965538284 1485673343938 1563638708926 1685241405064 1868738944814 2016270966773 2287113335444 2304309676312 2753931076568 2971346687876 3127277417852 3737477889628 4002448337027 4032541933546 4574226670888 5472735481241 5942693375752 6254554835704 6540586306849 7474955779256 8004896674054 8065083867092 10945470962482 13081172613698 14113896767411 16009793348108 16130167734184 21890941924964 26162345227396 28227793534822 32019586696216 38309148368687 43781883849928 52324690454792 56455587069644 76618296737374 112911174139288 153236593474748 268164038580809 306473186949496 536328077161618 1072656154323236 2145312308646472
• Sum of all divisors σ(n): 5153278977122220
• Sum of proper divisors (its aliquot sum) s(n): 3007966668475748
• 2145312308646472 is an abundant number, because the sum of its proper divisors (3007966668475748) is greater than itself. Its abundance is 862654359829276

Bases of 2145312308646472

• Binary: 111100111110010011001110010000101101101001001001000₂
• Hexadecimal: 0x79F267216D248
• Base-36: L4G6VA8UH4

Squares and roots of 2145312308646472

• 2145312308646472 squared (2145312308646472²) is 4602364901630055541172678046784
• 2145312308646472 cubed (2145312308646472³) is 9873510072349467457887932232900098539732546048
• The square root of 2145312308646472 is 46317516.2184510061
• The cube root of 2145312308646472 is 128972.4178083577

Scales and comparisons

• 2,145,312,308,646,472 seconds is equal to 68,214,295 years, 27 weeks, 3 days, 7 hours, 7 minutes, 52 seconds.
• To count from 1 to 2,145,312,308,646,472 would take you about two hundred four million, six hundred forty-two thousand, eight hundred eighty-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 2145312308646472 cubic inches would be around 10747.7 feet tall.

Recreational maths with 2145312308646472

• 2145312308646472 backwards is 2746468032135412
• The number of decimal digits it has is: 16
• The sum of 2145312308646472's digits is 58
• More coming soon!