68013017280

Names of 68013017280

• Cardinal: 68013017280 can be written as Sixty-eight billion, thirteen million, seventeen thousand, two hundred eighty.

Scientific notation

• Scientific notation: 6.801301728 × 10¹⁰

Factors of 68013017280

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 611

Divisors of 68013017280

• Number of divisors d(n): 784
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 32 36 39 40 41 45 48 52 54 60 64 65 72 78 80 81 82 90 96 104 108 117 120 123 130 135 144 156 160 162 164 180 192 195 205 208 216 234 240 243 246 260 270 288 312 320 324 328 351 360 369 390 405 410 416 432 468 480 486 492 520 533 540 547 576 585 615 624 648 656 702 720 729 738 780 810 820 832 864 936 960 972 984 1040 1053 1066 1080 1094 1107 1170 1215 1230 1248 1296 1312 1404 1440 1458 1476 1560 1599 1620 1640 1641 1728 1755 1845 1872 1944 1968 2080 2106 2132 2160 2188 2214 2340 2430 2460 2496 2592 2624 2665 2735 2808 2880 2916 2952 3120 3159 3198 3240 3280 3282 3321 3510 3645 3690 3744 3888 3936 4160 4212 4264 4320 4376 4428 4680 4797 4860 4920 4923 5184 5265 5330 5470 5535 5616 5832 5904 6240 6318 6396 6480 6560 6564 6642 7020 7111 7290 7380 7488 7776 7872 7995 8205 8424 8528 8640 8752 8856 9360 9477 9594 9720 9840 9846 9963 10530 10660 10940 11070 11232 11664 11808 12480 12636 12792 12960 13120 13128 13284 14040 14222 14391 14580 14760 14769 15552 15795 15990 16410 16605 16848 17056 17504 17712 18720 18954 19188 19440 19680 19692 19926 21060 21320 21333 21880 22140 22427 22464 23328 23616 23985 24615 25272 25584 25920 26256 26568 28080 28444 28782 29160 29520 29538 29889 31590 31980 32820 33210 33696 34112 35008 35424 35555 37440 37908 38376 38880 39360 39384 39852 42120 42640 42666 43173 43760 44280 44307 44854 46656 47385 47970 49230 49815 50544 51168 52512 53136 56160 56888 57564 58320 59040 59076 59778 63180 63960 63999 65640 66420 67281 67392 70848 71110 71955 73845 75816 76752 77760 78768 79704 84240 85280 85332 86346 87520 88560 88614 89708 94770 95940 98460 99630 101088 102336 105024 106272 106665 112135 112320 113776 115128 116640 118080 118152 119556 126360 127920 127998 129519 131280 132840 132921 134562 142220 143910 147690 149445 151632 153504 157536 159408 168480 170560 170664 172692 175040 177120 177228 179416 189540 191880 191997 196920 199260 201843 202176 212544 213330 215865 221535 224270 227552 230256 233280 236304 239112 252720 255840 255996 259038 262560 265680 265842 269124 284440 287820 291551 295380 298890 303264 307008 315072 318816 319995 336405 336960 341328 345384 354240 354456 358832 379080 383760 383994 388557 393840 398520 398763 403686 426660 431730 443070 448540 455104 460512 472608 478224 505440 511680 511992 518076 525120 531360 531684 538248 568880 575640 575991 583102 590760 597780 605529 606528 637632 639990 647595 664605 672810 682656 690768 708912 717664 758160 767520 767988 777114 787680 797040 797526 807372 853320 863460 874653 886140 897080 921024 945216 956448 959985 1009215 1010880 1023984 1036152 1062720 1063368 1076496 1137760 1151280 1151982 1166204 1181520 1195560 1211058 1279980 1295190 1329210 1345620 1365312 1381536 1417824 1435328 1457755 1516320 1535040 1535976 1554228 1575360 1594080 1595052 1614744 1706640 1726920 1727973 1749306 1772280 1794160 1816587 1912896 1919970 1942785 1993815 2018430 2047968 2072304 2126736 2152992 2275520 2302560 2303964 2332408 2363040 2391120 2422116 2559960 2590380 2623959 2658420 2691240 2763072 2835648 2879955 2915510 3027645 3032640 3071952 3108456 3188160 3190104 3229488 3413280 3453840 3455946 3498612 3544560 3588320 3633174 3839940 3885570 3987630 4036860 4095936 4144608 4253472 4305984 4373265 4605120 4607928 4664816 4726080 4782240 4844232 5119920 5180760 5183919 5247918 5316840 5382480 5449761 5759910 5831020 6055290 6143904 6216912 6380208 6458976 6826560 6907680 6911892 6997224 7089120 7176640 7266348 7679880 7771140 7871877 7975260 8073720 8289216 8506944 8639865 8746530 9082935 9215856 9329632 9564480 9688464 10239840 10361520 10367838 10495836 10633680 10764960 10899522 11519820 11662040 12110580 12287808 12433824 12760416 12917952 13119795 13815360 13823784 13994448 14178240 14532696 15359760 15542280 15743754 15950520 16147440 16349283 17279730 17493060 18165870 18431712 18659264 19376928 20479680 20723040 20735676 20991672 21267360 21529920 21799044 23039640 23324080 23615631 24221160 24867648 25520832 25919595 26239590 27248805 27647568 27988896 29065392 30719520 31084560 31487508 31901040 32294880 32698566 34559460 34986120 36331740 36863424 38753856 39359385 41446080 41471352 41983344 42534720 43598088 46079280 46648160 47231262 48442320 51839190 52479180 54497610 55295136 55977792 58130784 61439040 62169120 62975016 63802080 64589760 65397132 69118920 69972240 70846893 72663480 78718770 81746415 82942704 83966688 87196176 92158560 93296320 94462524 96884640 103678380 104958360 108995220 110590272 116261568 118078155 124338240 125950032 127604160 130794264 138237840 139944480 141693786 145326960 157437540 163492830 165885408 167933376 174392352 184317120 188925048 193769280 207356760 209916720 212540679 217990440 236156310 251900064 261588528 276475680 279888960 283387572 290653920 314875080 326985660 331770816 348784704 354234465 377850096 414713520 419833440 425081358 435980880 472312620 503800128 523177056 552951360 566775144 581307840 629750160 653971320 708468930 755700192 829427040 839666880 850162716 871961760 944625240 1046354112 1062703395 1133550288 1259500320 1307942640 1416937860 1511400384 1658854080 1700325432 1743923520 1889250480 2125406790 2267100576 2519000640 2615885280 2833875720 3400650864 3778500960 4250813580 4534201152 5231770560 5667751440 6801301728 7557001920 8501627160 11335502880 13602603456 17003254320 22671005760 34006508640 68013017280
• Sum of all divisors σ(n): 268369413984
• Sum of proper divisors (its aliquot sum) s(n): 200356396704
• 68013017280 is an abundant number, because the sum of its proper divisors (200356396704) is greater than itself. Its abundance is 132343379424

Bases of 68013017280

• Binary: 111111010101111001000100100011000000₂
• Hexadecimal: 0xFD5E448C0
• Base-36: V8T7000

Squares and roots of 68013017280

• 68013017280 squared (68013017280²) is 4625770519529578598400
• 68013017280 cubed (68013017280³) is 314612610278079806684097380352000
• The square root of 68013017280 is 260793.0545087427
• The cube root of 68013017280 is 4081.9155365121

Scales and comparisons

• 68,013,017,280 seconds is equal to 2,162 years, 31 weeks, 2 days, 16 hours, 48 minutes.
• To count from 1 to 68,013,017,280 would take you about four thousand, three hundred twenty-five 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 68013017280 cubic inches would be around 340.2 feet tall.

Recreational maths with 68013017280

• 68013017280 backwards is 08271031086
• 68013017280 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 68013017280's digits is 36
• More coming soon!