68015145313440

Names of 68015145313440

• Cardinal: 68015145313440 can be written as Sixty-eight trillion, fifteen billion, one hundred forty-five million, three hundred thirteen thousand, four hundred forty.

Scientific notation

• Scientific notation: 6.801514531344 × 10¹³

Factors of 68015145313440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 7142

Divisors of 68015145313440

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 32 36 39 40 45 48 52 60 65 72 78 80 90 96 104 117 120 130 144 156 160 180 195 208 234 240 260 288 312 360 390 416 421 468 480 520 585 624 720 780 842 936 1040 1170 1248 1263 1440 1560 1684 1741 1872 2080 2105 2340 2526 3120 3368 3482 3744 3789 4210 4680 4957 5052 5223 5473 6240 6315 6736 6964 7578 8420 8705 9360 9914 10104 10446 10946 12630 13472 13928 14871 15156 15669 16419 16840 17410 18720 18945 19828 20208 20892 21892 22633 24785 25260 26115 27365 27856 29742 30312 31338 32838 33680 34820 37890 39656 40416 41784 43784 44613 45266 49257 49570 50520 52230 54730 55712 59484 60624 62676 64441 65676 67360 67899 69640 74355 75780 78345 79312 82095 83568 87568 89226 90532 98514 99140 101040 104460 109460 113165 118968 121248 125352 128882 131352 135798 139280 148710 151560 156690 158624 164190 167136 175136 178452 181064 193323 197028 198280 202080 203697 208920 218920 223065 226330 237936 246285 250704 257764 262704 271596 278560 297420 303120 313380 322205 328380 339495 356904 362128 386646 394056 396560 407394 417840 437840 446130 452660 475872 492570 501408 515528 525408 543192 579969 594840 606240 626760 644410 656760 678990 713808 724256 732961 773292 788112 793120 814788 835680 875680 892260 905320 966615 985140 1018485 1031056 1086384 1159938 1189680 1253520 1288820 1313520 1357980 1427616 1465922 1546584 1576224 1629576 1784520 1810640 1933230 1970280 2036970 2062112 2086897 2172768 2198883 2319876 2379360 2507040 2577640 2627040 2715960 2899845 2931844 3093168 3259152 3569040 3621280 3664805 3866460 3940560 4073940 4173794 4397766 4639752 5155280 5431920 5799690 5863688 6186336 6260691 6518304 6596649 7138080 7329610 7732920 7881120 8147880 8347588 8630137 8795532 9279504 9528493 10310560 10434485 10863840 10994415 11599380 11727376 12521382 13193298 14659220 15465840 16295760 16695176 17260274 17591064 18559008 18782073 19056986 20868970 21988830 23198760 23454752 25042764 25890411 26386596 27129661 28585479 29318440 30931680 31303455 32591520 32983245 33390352 34520548 35182128 37564146 38113972 41737940 43150685 43977660 46397520 47642465 50085528 51780822 52773192 54259322 57170958 58636880 62606910 65966490 66780704 69041096 70364256 75128292 76227944 77671233 81388983 83475880 85756437 86301370 87955320 92795040 93910365 95284930 100171056 103561644 105546384 108518644 112191781 114341916 117273760 125213820 129452055 131932980 135648305 138082192 142927395 150256584 152455888 155342466 162777966 166951760 171512874 172602740 175910640 187820730 190569860 200342112 207123288 211092768 217037288 224383562 228683832 244166949 250427640 258904110 263865960 271296610 276164384 285854790 300513168 304911776 310684932 325555932 333903520 336575343 343025748 345205480 351821280 375641460 381139720 388356165 406944915 414246576 428782185 434074576 448767124 457367664 488333898 500855280 517808220 527731920 542593220 560958905 571709580 601026336 621369864 651111864 673150686 686051496 690410960 751282920 762279440 776712330 813889830 828493152 857564370 868149152 897534248 914735328 976667796 1001710560 1009726029 1035616440 1055463840 1085186440 1121917810 1143419160 1220834745 1242739728 1302223728 1346301372 1372102992 1380821920 1502565840 1524558880 1553424660 1627779660 1682876715 1715128740 1795068496 1953335592 2019452058 2071232880 2170372880 2243835620 2286838320 2441669490 2485479456 2604447456 2692602744 2744205984 3005131680 3106849320 3255559320 3365753430 3430257480 3590136992 3633287677 3906671184 4038904116 4142465760 4340745760 4487671240 4573676640 4883338980 5048630145 5385205488 6213698640 6511118640 6731506860 6860514960 7266575354 7813342368 8077808232 8975342480 9766677960 10097260290 10770410976 10899863031 12427397280 13022237280 13463013720 13721029920 14533150708 16155616464 17950684960 18166438385 19533355920 20194520580 21799726062 26926027440 29066301416 32311232928 32699589093 36332876770 39066711840 40389041160 43599452124 47232739801 53852054880 54499315155 58132602832 65399178186 72665753540 80778082320 87198904248 94465479602 108998630310 116265205664 130798356372 141698219403 145331507080 161556164640 163497945465 174397808496 188930959204 217997260620 236163699005 261596712744 283396438806 290663014160 326995890930 348795616992 377861918408 425094658209 435994521240 472327398010 523193425488 566792877612 581326028320 653991781860 708491097015 755723836816 850189316418 871989042480 944654796020 1046386850976 1133585755224 1307983563720 1416982194030 1511447673632 1700378632836 1743978084960 1889309592040 2125473291045 2267171510448 2615967127440 2833964388060 3400757265672 3778619184080 4250946582090 4534343020896 5231934254880 5667928776120 6801514531344 7557238368160 8501893164180 11335857552240 13603029062688 17003786328360 22671715104480 34007572656720 68015145313440
• Sum of all divisors σ(n): 250743862710432
• Sum of proper divisors (its aliquot sum) s(n): 182728717396992
• 68015145313440 is an abundant number, because the sum of its proper divisors (182728717396992) is greater than itself. Its abundance is 114713572083552

Bases of 68015145313440

• Binary: 1111011101110000000010100100110110010010100000₂
• Hexadecimal: 0x3DDC029364A0
• Base-36: O3XQ5F540

Squares and roots of 68015145313440

• 68015145313440 squared (68015145313440²) is 4626059992008359195844633600
• 68015145313440 cubed (68015145313440³) is 314642142585139635812556258121413955584000
• The square root of 68015145313440 is 8247129.5196231761
• The cube root of 68015145313440 is 40819.5810856915

Scales and comparisons

• 68,015,145,313,440 seconds is equal to 2,162,671 years, 12 weeks, 2 days, 24 minutes.
• To count from 1 to 68,015,145,313,440 would take you about five million, four hundred six thousand, six hundred seventy-eight 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 68015145313440 cubic inches would be around 3401.6 feet tall.

Recreational maths with 68015145313440

• 68015145313440 backwards is 04431354151086
• 68015145313440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 68015145313440's digits is 45
• More coming soon!