61312688640

Names of 61312688640

• Cardinal: 61312688640 can be written as Sixty-one billion, three hundred twelve million, six hundred eighty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 6.131268864 × 10¹⁰

Factors of 61312688640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 481

Divisors of 61312688640

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 32 35 36 40 42 43 45 48 49 54 56 60 63 64 70 72 80 84 86 90 96 98 105 108 112 120 126 128 129 135 140 144 147 160 168 172 180 189 192 196 210 215 216 224 240 245 252 256 258 270 280 288 294 301 315 320 336 344 360 378 384 387 392 420 421 430 432 441 448 480 490 504 512 516 540 560 576 588 602 630 640 645 672 688 720 735 756 768 774 784 840 842 860 864 882 896 903 945 960 980 1008 1032 1080 1120 1152 1161 1176 1204 1260 1263 1280 1290 1323 1344 1376 1440 1470 1505 1512 1536 1548 1568 1680 1684 1720 1728 1764 1792 1806 1890 1920 1935 1960 2016 2064 2105 2107 2160 2205 2240 2304 2322 2352 2408 2520 2526 2560 2580 2646 2688 2709 2752 2880 2940 2947 3010 3024 3096 3136 3360 3368 3440 3456 3528 3584 3612 3780 3789 3840 3870 3920 4032 4128 4210 4214 4320 4410 4480 4515 4608 4644 4704 4816 5040 5052 5160 5292 5376 5418 5504 5760 5805 5880 5894 6020 6048 6192 6272 6315 6321 6615 6720 6736 6880 6912 7056 7224 7560 7578 7680 7740 7840 8064 8127 8256 8420 8428 8640 8820 8841 8960 9030 9288 9408 9632 10080 10104 10320 10535 10584 10752 10836 11008 11367 11520 11610 11760 11788 12040 12096 12384 12544 12630 12642 13230 13440 13472 13545 13760 13824 14112 14448 14735 15120 15156 15480 15680 16128 16254 16512 16840 16856 17280 17640 17682 17920 18060 18103 18576 18816 18945 18963 19264 20160 20208 20629 20640 21070 21168 21672 22016 22734 23040 23220 23520 23576 24080 24192 24768 25088 25260 25284 26460 26523 26880 26944 27090 27520 28224 28896 29470 30240 30312 30960 31360 31605 32256 32508 33024 33680 33712 34560 35280 35364 36120 36206 37152 37632 37890 37926 38528 40320 40416 40635 41258 41280 42140 42336 43344 44205 45468 46440 47040 47152 48160 48384 49536 50520 50568 52920 53046 53760 53888 54180 54309 55040 56448 56835 56889 57792 58940 60480 60624 61887 61920 62720 63210 65016 66048 67360 67424 69120 70560 70728 72240 72412 74304 75264 75780 75852 77056 79569 80640 80832 81270 82516 82560 84280 84672 86688 88410 90515 90936 92880 94080 94304 94815 96320 96768 99072 101040 101136 103145 105840 106092 107776 108360 108618 110080 112896 113670 113778 115584 117880 120960 121248 123774 123840 125440 126420 126721 130032 132615 134720 134848 141120 141456 144480 144824 148608 151560 151704 154112 159138 161280 161664 162540 162927 165032 165120 168560 169344 173376 176820 181030 181872 185661 185760 188160 188608 189630 192640 198144 202080 202272 206290 211680 212184 215552 216720 217236 225792 227340 227556 231168 235760 241920 242496 247548 247680 252840 253442 260064 265230 269440 269696 271545 282240 282912 284445 288960 289648 297216 303120 303408 309435 318276 323328 325080 325854 330064 330240 337120 338688 346752 353640 362060 363744 371322 371520 376320 377216 379260 380163 385280 397845 404160 404544 412580 423360 424368 433440 434472 454680 455112 462336 471520 483840 484992 488781 495096 495360 505680 506884 520128 530460 538880 539392 543090 556983 564480 565824 568890 577920 579296 594432 606240 606816 618870 633605 636552 646656 650160 651708 660128 674240 677376 693504 707280 724120 727488 742644 743040 754432 758520 760326 770560 795690 808320 809088 814635 825160 846720 848736 866880 868944 887047 909360 910224 928305 943040 969984 977562 990192 990720 1011360 1013768 1040256 1060920 1077760 1078784 1086180 1113966 1128960 1131648 1137780 1140489 1155840 1158592 1212480 1213632 1237740 1267210 1273104 1300320 1303416 1320256 1348480 1387008 1414560 1448240 1454976 1485288 1486080 1508864 1517040 1520652 1591380 1616640 1618176 1629270 1650320 1693440 1697472 1733760 1737888 1774094 1818720 1820448 1856610 1886080 1900815 1939968 1955124 1980384 2022720 2027536 2080512 2121840 2172360 2227932 2263296 2275560 2280978 2311680 2317184 2424960 2427264 2443905 2475480 2534420 2546208 2600640 2606832 2640512 2661141 2696960 2784915 2829120 2896480 2909952 2970576 2972160 3034080 3041304 3182760 3233280 3236352 3258540 3300640 3386880 3394944 3421467 3467520 3475776 3548188 3637440 3640896 3713220 3772160 3801630 3910248 3960768 4045440 4055072 4161024 4243680 4344720 4435235 4455864 4526592 4551120 4561956 4634368 4849920 4854528 4887810 4950960 5068840 5092416 5201280 5213664 5281024 5322282 5393920 5569830 5658240 5702445 5792960 5819904 5941152 6068160 6082608 6365520 6517080 6601280 6789888 6842934 6935040 6951552 7096376 7274880 7281792 7426440 7544320 7603260 7820496 7921536 7983423 8090880 8110144 8487360 8689440 8870470 8911728 9102240 9123912 9268736 9699840 9709056 9775620 9901920 10137680 10184832 10402560 10427328 10562048 10644564 11139660 11316480 11404890 11585920 11882304 12136320 12165216 12731040 13034160 13202560 13305705 13579776 13685868 13903104 14192752 14549760 14563584 14852880 15206520 15640992 15843072 15966846 16181760 16220288 16974720 17107335 17378880 17740940 17823456 18204480 18247824 19551240 19803840 20275360 20369664 20805120 20854656 21289128 22279320 22632960 22809780 23171840 23764608 23950269 24272640 24330432 25462080 26068320 26405120 26611410 27371736 27806208 28385504 29099520 29127168 29705760 30413040 31281984 31686144 31933692 32440576 33949440 34214670 34757760 35481880 35646912 36408960 36495648 39102480 39607680 39917115 40550720 40739328 41709312 42578256 44558640 45619560 46343680 47529216 47900538 48545280 48660864 50924160 52136640 52810240 53222820 54743472 56771008 59411520 60826080 62563968 63867384 64881152 67898880 68429340 69515520 70963760 71293824 72817920 72991296 78204960 79215360 79834230 81101440 83418624 85156512 89117280 91239120 95058432 95801076 97321728 101848320 104273280 106445640 109486944 113542016 118823040 119751345 121652160 125127936 127734768 136858680 139031040 141927520 142587648 145635840 145982592 156409920 158430720 159668460 162202880 170313024 178234560 182478240 191602152 194643456 203696640 208546560 212891280 218973888 227084032 237646080 239502690 243304320 250255872 255469536 273717360 283855040 285175296 291965184 312819840 319336920 324405760 340626048 356469120 364956480 383204304 417093120 425782560 437947776 454168064 475292160 479005380 486608640 510939072 547434720 567710080 583930368 625639680 638673840 681252096 712938240 729912960 766408608 851565120 875895552 958010760 973217280 1021878144 1094869440 1135420160 1251279360 1277347680 1362504192 1425876480 1459825920 1532817216 1703130240 1751791104 1916021520 2043756288 2189738880 2270840320 2554695360 2919651840 3065634432 3406260480 3832043040 4087512576 4379477760 5109390720 6131268864 6812520960 7664086080 8758955520 10218781440 12262537728 15328172160 20437562880 30656344320 61312688640
• Sum of all divisors σ(n): 259852475520
• Sum of proper divisors (its aliquot sum) s(n): 198539786880
• 61312688640 is an abundant number, because the sum of its proper divisors (198539786880) is greater than itself. Its abundance is 137227098240

Bases of 61312688640

• Binary: 111001000110100001010110001000000000₂
• Hexadecimal: 0xE46856200
• Base-36: S5ZZPC0

Squares and roots of 61312688640

• 61312688640 squared (61312688640²) is 3759245788265585049600
• 61312688640 cubed (61312688640³) is 230489466537159181773563756544000
• The square root of 61312688640 is 247613.9912040513
• The cube root of 61312688640 is 3943.2119410675

Scales and comparisons

• 61,312,688,640 seconds is equal to 1,949 years, 28 weeks, 5 days, 14 hours, 24 minutes.
• To count from 1 to 61,312,688,640 would take you about three thousand, eight hundred ninety-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 61312688640 cubic inches would be around 328.6 feet tall.

Recreational maths with 61312688640

• 61312688640 backwards is 04688621316
• 61312688640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 61312688640's digits is 45
• More coming soon!