68397836288040

Names of 68397836288040

• Cardinal: 68397836288040 can be written as Sixty-eight trillion, three hundred ninety-seven billion, eight hundred thirty-six million, two hundred eighty-eight thousand and forty.

Scientific notation

• Scientific notation: 6.839783628804 × 10¹³

Factors of 68397836288040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 943

Divisors of 68397836288040

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 49 56 60 63 70 72 73 84 90 98 105 120 126 140 146 147 168 180 196 210 219 245 252 280 292 294 315 360 365 392 420 438 441 490 504 511 584 588 630 657 730 735 840 853 876 882 980 1022 1095 1176 1260 1314 1460 1470 1533 1706 1752 1764 1960 2044 2190 2205 2520 2555 2559 2628 2920 2940 3066 3285 3412 3528 3577 4088 4265 4380 4410 4599 5110 5118 5256 5329 5880 5971 6132 6570 6824 7154 7665 7677 8530 8760 8820 9198 10220 10236 10658 10731 11942 12264 12795 13140 14308 15330 15354 15987 17060 17640 17885 17913 18396 20440 20472 21316 21462 22995 23884 25590 26280 26645 28616 29855 30660 30708 31974 32193 34120 35770 35826 36792 37303 38385 41797 42632 42924 45990 47768 47961 51180 53290 53655 53739 59710 61320 61416 62269 63948 64386 71540 71652 74606 76770 79935 83594 85848 89565 91980 95922 102360 106580 107310 107478 111909 119420 124538 125391 127896 128772 143080 143304 149212 153540 159870 160965 167188 179130 183960 186515 186807 191844 208985 213160 214620 214956 223818 238840 239805 249076 250782 257544 261121 268695 298424 307080 311345 319740 321930 334376 335727 358260 373030 373614 376173 383688 417970 429240 429912 435883 447636 479610 498152 501564 522242 537390 559545 560421 622690 626955 639480 643860 671454 716520 727609 746060 747228 752346 783363 835940 871766 895272 934035 959220 1003128 1044484 1074780 1119090 1120842 1245380 1253910 1287720 1305605 1307649 1342908 1455218 1492120 1494456 1504692 1566726 1671880 1678635 1743532 1868070 1880865 1918440 2088968 2149560 2179415 2182827 2238180 2241684 2350089 2490760 2507820 2611210 2615298 2685816 2802105 2910436 3009384 3051181 3133452 3357270 3487064 3638045 3736140 3761730 3916815 3922947 4358830 4365654 4476360 4483368 4545637 4700178 5015640 5093263 5222420 5230596 5604210 5820872 6102362 6266904 6538245 6548481 6714540 7276090 7472280 7523460 7833630 7845894 8717660 8731308 9091274 9153543 9400356 10186526 10444840 10461192 10914135 11208420 11750445 12204724 13076490 13096962 13429080 13636911 14552180 15046920 15255905 15279789 15667260 15691788 17435320 17462616 18182548 18307086 18800712 19614735 20373052 21828270 22416840 22728185 23500890 24409448 25466315 26152980 26193924 27273822 27460629 29104360 30511810 30559578 31334520 31383576 31819459 32742405 35652841 36365096 36614172 39229470 40746104 40910733 43656540 45456370 45767715 45839367 47001780 50932630 52305960 52387848 53115457 54547644 54921258 61023620 61119156 63638918 65484810 68184555 71305682 73228344 76398945 78458940 81821466 87313080 90912740 91535430 91678734 94003560 95458377 101865260 106230914 106958523 109095288 109842516 122047240 122238312 127277836 130969620 136369110 137303145 142611364 152797890 156917880 159097295 159346371 163642932 178264205 181825480 183070860 183357468 190916754 203730520 204553665 212461828 213917046 219685032 222736213 229196835 254555672 261939240 265577285 272738220 274606290 285222728 286375131 305595780 318194590 318692742 320875569 327285864 356528410 366141720 366714936 371808199 381833508 409107330 424923656 427834092 445472426 458393670 477291885 478039113 531154570 534792615 545476440 549212580 572750262 611191560 636389180 637385484 641751138 668208639 713056820 743616398 763667016 796731855 818214660 855668184 890944852 916787340 954583770 956078226 1062309140 1069585230 1098425160 1113681065 1115424597 1145500524 1272778360 1274770968 1283502276 1336417278 1426113640 1431875655 1487232796 1593463710 1604377845 1636429320 1781889704 1833574680 1859040995 1909167540 1912156452 2004625917 2124618280 2139170460 2227362130 2230849194 2291001048 2390195565 2567004552 2602657393 2672834556 2863751310 2974465592 3186927420 3208755690 3341043195 3346273791 3718081990 3818335080 3824312904 3877428361 4009251834 4278340920 4454724260 4461698388 4780391130 5205314786 5345669112 5577122985 5727502620 6373854840 6417511380 6682086390 6692547582 7436163980 7754856722 7807972179 8018503668 8909448520 8923396776 9560782260 10023129585 10410629572 11154245970 11455005240 11632285083 12835022760 13013286965 13364172780 13385095164 14872327960 15509713444 15615944358 16037007336 16731368955 19121564520 19387141805 20046259170 20821259144 22308491940 23264570166 23423916537 26026573930 26728345560 26770190328 27141998527 31019426888 31231888716 33462737910 34896855249 38774283610 39039860895 40092518340 44616983880 46529140332 46847833074 52053147860 54283997054 58161425415 62463777432 66925475820 69793710498 77548567220 78079721790 80185036680 81425995581 93058280664 93695666148 104106295720 108567994108 116322850830 117119582685 133850951640 135709992635 139587420996 155097134440 156159443580 162851991162 174484276245 187391332296 189993989689 217135988216 232645701660 234239165370 244277986743 271419985270 279174841992 312318887160 325703982324 348968552490 379987979378 407129977905 465291403320 468478330740 488555973486 542839970540 569981969067 651407964648 697937104980 759975958756 814259955810 936956661480 949969948445 977111946972 1085679941080 1139963938134 1221389933715 1395874209960 1519951917512 1628519911620 1709945907201 1899939896890 1954223893944 2279927876268 2442779867430 2849909845335 3257039823240 3419891814402 3799879793780 4559855752536 4885559734860 5699819690670 6839783628804 7599759587560 8549729536005 9771119469720 11399639381340 13679567257608 17099459072010 22799278762680 34198918144020 68397836288040
• Sum of all divisors σ(n): 262484209930410
• Sum of proper divisors (its aliquot sum) s(n): 194086373642370
• 68397836288040 is an abundant number, because the sum of its proper divisors (194086373642370) is greater than itself. Its abundance is 125688537354330

Bases of 68397836288040

• Binary: 1111100011010100011100101111000100000000101000₂
• Hexadecimal: 0x3E351CBC4028
• Base-36: O8TJ5QUY0

Squares and roots of 68397836288040

• 68397836288040 squared (68397836288040²) is 4678264008885521445847041600
• 68397836288040 cubed (68397836288040³) is 319983135791981603746914429703759462464000
• The square root of 68397836288040 is 8270298.4400830423
• The cube root of 68397836288040 is 40895.9958235549

Scales and comparisons

• 68,397,836,288,040 seconds is equal to 2,174,839 years, 32 weeks, 3 days, 16 hours, 54 minutes.
• To count from 1 to 68,397,836,288,040 would take you about five million, four hundred thirty-seven thousand and 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 68397836288040 cubic inches would be around 3408 feet tall.

Recreational maths with 68397836288040

• 68397836288040 backwards is 04088263879386
• 68397836288040 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 68397836288040's digits is 72
• More coming soon!