61394387487972

Names of 61394387487972

• Cardinal: 61394387487972 can be written as Sixty-one trillion, three hundred ninety-four billion, three hundred eighty-seven million, four hundred eighty-seven thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 6.1394387487972 × 10¹³

Factors of 61394387487972

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 561

Divisors of 61394387487972

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 7 11 12 14 17 21 22 28 33 34 42 44 49 51 66 68 77 84 98 102 119 121 132 147 154 187 196 204 231 238 242 289 294 308 357 363 374 462 476 484 521 539 561 578 588 714 726 748 833 847 867 924 1042 1078 1122 1156 1309 1331 1428 1452 1563 1617 1666 1694 1734 2023 2057 2084 2156 2244 2499 2541 2618 2662 3126 3179 3234 3332 3388 3468 3647 3927 3993 4046 4114 4998 5082 5236 5324 5731 5929 6069 6171 6252 6358 6468 7294 7854 7986 8092 8228 8857 9163 9317 9537 9996 10164 10941 11462 11858 12138 12342 12716 14161 14399 14588 15708 15972 17193 17714 17787 18326 18634 19074 21882 22253 22627 22924 23716 24276 24684 25529 26571 27489 27951 28322 28798 34386 34969 35428 35574 36652 37268 38148 40117 42483 43197 43764 44506 45254 51058 53142 54978 55902 56644 57596 61999 63041 65219 66759 67881 68772 69938 71148 76587 80234 84966 86394 89012 90508 97427 100793 102116 104907 106284 109956 111804 120351 123998 126082 130438 133518 135762 139876 150569 153174 155771 158389 160468 169932 172788 185997 189123 194854 195657 201586 209814 240702 244783 247996 252164 260876 267036 271441 271524 280819 292281 301138 302379 306348 311542 316778 371994 378246 384659 389708 391314 403172 419628 433993 441287 451707 467313 475167 481404 489566 542882 561638 584562 602276 604758 623084 633556 681989 693451 734349 743988 756492 769318 782628 814323 842457 867986 882574 903414 934626 950334 979132 1053983 1071697 1085764 1108723 1123276 1153977 1169124 1209516 1301979 1323861 1363978 1386902 1468698 1538636 1628646 1656259 1684914 1713481 1735972 1765148 1806828 1869252 1900087 1900668 2045967 2080353 2107966 2143394 2217446 2307954 2603958 2647722 2692613 2727956 2773804 2937396 2985851 3089009 3161949 3215091 3257292 3312518 3326169 3369828 3426962 3800174 4091934 4160706 4215932 4286788 4434892 4614497 4615908 4773923 4854157 4968777 5140443 5207916 5295444 5385226 5700261 5971702 6178018 6323898 6430182 6625036 6652338 6853924 7377881 7501879 7600348 8077839 8183868 8321412 8957553 9228994 9267027 9547846 9708314 9937554 10280886 10770452 11400522 11593813 11788667 11943404 12356036 12647796 12860364 13300609 13304676 13843491 14321769 14562471 14755762 15003758 16155678 17915106 18218849 18457988 18534054 18848291 19095692 19416628 19875108 20561772 20900957 22133643 22505637 22801044 23187626 23577334 26601218 27686982 28643538 29124942 29511524 30007516 32301479 32311356 32844361 33979099 34781439 35366001 35830212 36437698 37068108 37696582 39901827 41801914 44267286 45011274 46375252 47154668 50759467 52513153 53202436 54656547 55373964 56544873 57287076 58249884 62702871 64602958 65688722 67958198 69562878 70732002 72875396 75393164 78446449 79803654 81156691 82520669 83603828 88534572 90022548 96904437 98533083 101518934 101937297 105026306 109313094 113089746 125405742 127531943 129205916 131377444 135916396 139125756 141464004 146306699 152278401 156892898 157539459 159607308 162313382 165041338 193808874 197066166 200407339 203037868 203874594 210052612 218626188 226110353 226179492 229910527 235339347 243470073 247562007 250811484 255063886 292613398 304556802 313785796 315078918 324626764 330082676 355316269 361287971 382595829 387617748 394132332 400814678 407749188 438920097 452220706 459821054 470678694 486940146 495124014 510127772 549125143 558354137 577644683 585226796 601222017 609113604 630157836 678331059 689731581 710632538 722575942 765191658 801629356 862910939 877840194 892723601 904441412 919642108 941357388 973880292 990248028 1065948807 1083863913 1098250286 1116708274 1155289366 1202444034 1356662118 1379463162 1402851373 1421265076 1445151884 1530383316 1609373689 1647375429 1675062411 1725821878 1732934049 1755680388 1785447202 2131897614 2167727826 2196500572 2233416548 2310578732 2404888068 2487213883 2529015797 2588732817 2678170803 2713324236 2758926324 2805702746 3218747378 3294750858 3350124822 3451643756 3465868098 3570894404 3843876001 3908478959 4208554119 4263795228 4335455652 4828121067 4974427766 5058031594 5177465634 5356341606 5611405492 6040376573 6141895507 6437494756 6589501716 6700249644 6931736196 7461641649 7587047391 7687752002 7816957918 8417108238 9492020329 9656242134 9819959611 9948855532 10116063188 10354931268 10712683212 11531628003 11725436877 12080753146 12283791014 14923283298 15174094782 15375504004 15633915836 16834216476 17703110579 18121129719 18425686521 18984040658 19312484268 19639919222 23063256006 23450873754 24161506292 24567582028 27359352713 28476060987 29459878833 29846566596 30348189564 35406221158 36242259438 36851373042 37968081316 39279838444 42282636011 42993268549 46126512012 46901747508 53109331737 54718705426 56952121974 58919757666 66444142303 70812442316 72484518876 73702746084 82078058139 84565272022 85986537098 104412223619 106218663474 109437410852 113904243948 117839515332 126847908033 128979805647 132888284606 164156116278 169130544044 171973074196 199332426909 208824447238 212437326948 253695816066 257959611294 265776569212 300952879843 313236670857 328312232556 398664853818 417648894476 465108996121 507391632132 515919222588 601905759686 626473341714 730885565333 797329707636 902858639529 930217992242 1203811519372 1252946683428 1395326988363 1461771130666 1805717279058 1860435984484 2192656695999 2790653976726 2923542261332 3611434558116 4385313391998 5116198957331 5581307953452 8770626783996 10232397914662 15348596871993 20464795829324 30697193743986 61394387487972
• Sum of all divisors σ(n): 195084229372704
• Sum of proper divisors (its aliquot sum) s(n): 133689841884732
• 61394387487972 is an abundant number, because the sum of its proper divisors (133689841884732) is greater than itself. Its abundance is 72295454396760

Bases of 61394387487972

• Binary: 1101111101011001111110101010000100110011100100₂
• Hexadecimal: 0x37D67EA84CE4
• Base-36: LRG6X5JVO

Squares and roots of 61394387487972

• 61394387487972 squared (61394387487972²) is 3769270815023252864444672784
• 61394387487972 cubed (61394387487972³) is 231412072964641618507101527758059275754048
• The square root of 61394387487972 is 7835457.0694996473
• The cube root of 61394387487972 is 39449.6260038173

Scales and comparisons

• 61,394,387,487,972 seconds is equal to 1,952,151 years, 32 weeks, 12 hours, 26 minutes, 12 seconds.
• To count from 1 to 61,394,387,487,972 would take you about four million, eight hundred eighty thousand, three hundred seventy-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 61394387487972 cubic inches would be around 3287.5 feet tall.

Recreational maths with 61394387487972

• 61394387487972 backwards is 27978478349316
• The number of decimal digits it has is: 14
• The sum of 61394387487972's digits is 78
• More coming soon!