68667780720

Names of 68667780720

• Cardinal: 68667780720 can be written as Sixty-eight billion, six hundred sixty-seven million, seven hundred eighty thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 6.866778072 × 10¹⁰

Factors of 68667780720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 176

Divisors of 68667780720

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 14 15 16 20 21 22 24 28 30 33 35 40 41 42 44 48 49 55 56 60 66 70 77 80 82 84 88 98 105 107 110 112 120 121 123 132 140 147 154 164 165 168 176 196 205 210 214 220 231 240 242 245 246 264 280 287 294 308 321 328 330 336 363 385 392 410 420 428 440 451 462 484 490 492 528 535 539 560 574 588 605 615 616 642 656 660 726 735 749 770 784 820 840 847 856 861 880 902 924 968 980 984 1070 1078 1148 1155 1176 1177 1210 1230 1232 1284 1320 1331 1353 1435 1452 1470 1498 1540 1605 1617 1640 1680 1694 1712 1722 1804 1815 1848 1936 1960 1968 2009 2140 2156 2247 2255 2296 2310 2352 2354 2420 2460 2541 2568 2640 2662 2695 2706 2870 2904 2940 2996 3080 3157 3210 3234 3280 3388 3444 3531 3608 3630 3696 3745 3920 3993 4018 4235 4280 4305 4312 4387 4494 4510 4592 4620 4708 4840 4920 4961 5082 5136 5243 5324 5390 5412 5740 5808 5880 5885 5929 5992 6027 6160 6314 6420 6468 6655 6765 6776 6888 7062 7216 7260 7490 7986 8036 8085 8239 8470 8560 8610 8624 8774 8988 9020 9240 9317 9416 9471 9680 9840 9922 10045 10164 10486 10648 10780 10824 11235 11480 11760 11770 11858 11984 12054 12628 12705 12840 12936 12947 13161 13310 13530 13552 13776 14124 14520 14883 14980 15729 15785 15972 16072 16170 16478 16940 17220 17548 17655 17787 17976 18040 18480 18634 18832 18942 19844 19965 20090 20328 20972 21296 21560 21648 21935 22099 22470 22960 23540 23716 24108 24717 24805 25256 25410 25680 25872 25894 26215 26322 26620 27060 27951 28248 29040 29645 29766 29960 30135 30709 31458 31570 31944 32144 32340 32956 33880 34440 34727 35096 35310 35574 35952 36080 37268 37884 38841 39688 39930 40180 40656 41195 41944 43120 43870 44198 44940 46585 47080 47355 47432 48216 48257 49434 49610 50512 50820 51788 52430 52644 53240 54120 54571 55902 56496 57673 59290 59532 59920 60270 61418 62916 63140 63888 64680 64735 65219 65805 65912 66297 67760 68880 69454 70192 70620 71148 74415 74536 75768 77682 78645 79376 79860 80360 82390 83888 87740 88396 88935 89880 90629 92127 93170 94160 94710 94864 96432 96514 98868 99220 101640 103576 104181 104860 105288 106480 108240 109142 110495 111804 115346 118580 119064 120540 122836 123585 125832 126280 129360 129470 130438 131610 131824 132594 138908 139755 141240 142296 142417 144771 148830 149072 151536 153545 155364 157290 159720 160720 163713 164780 173019 173635 175480 176792 177870 179760 181258 184254 186340 189420 193028 194205 195657 197736 198440 203280 207152 208362 209720 210576 214963 218284 220990 223608 230692 237160 238128 241080 241285 243089 245672 247170 251664 252560 258940 260876 263220 265188 271887 272855 277816 279510 282480 284592 284834 288365 289542 297660 307090 310728 314580 319440 326095 327426 329560 331485 337799 346038 347270 350960 353584 355740 362516 368508 372680 378840 381997 386056 388410 391314 395472 396880 416724 419440 427251 429926 436568 441980 447216 453145 460635 461384 474320 482160 482570 486178 491344 494340 517880 520905 521752 526440 530376 530827 543774 545710 555632 559020 569668 576730 579084 595320 614180 621456 629160 634403 644889 652190 654852 659120 662970 675598 692076 694540 711480 712085 723855 725032 729267 737016 745360 757680 763994 772112 776820 782628 818565 833448 854502 859852 865095 873136 883960 906290 921270 922768 965140 972356 978285 988680 996919 1013397 1035760 1041810 1043504 1052880 1060752 1061654 1074815 1087548 1091420 1118040 1139336 1145991 1153460 1158168 1190640 1215445 1228360 1258320 1268806 1289778 1304380 1309704 1325940 1351196 1359435 1384152 1389080 1422960 1424170 1447710 1450064 1458534 1474032 1527988 1553640 1565256 1592481 1637130 1666896 1688995 1709004 1719704 1730190 1767920 1812580 1842540 1903209 1909985 1930280 1944712 1956570 1977360 1993838 2026794 2083620 2123308 2136255 2149630 2175096 2182840 2236080 2278672 2291982 2306920 2316336 2364593 2430890 2456720 2537612 2579556 2608760 2619408 2651880 2654135 2673979 2702392 2718870 2768304 2778160 2848340 2895420 2917068 2990757 3055976 3107280 3130512 3172015 3184962 3224445 3274260 3377990 3418008 3439408 3460380 3625160 3646335 3685080 3715789 3806418 3819970 3860560 3889424 3913140 3987676 4053588 4167240 4246616 4272510 4299260 4350192 4365680 4583964 4613840 4729186 4861780 4984595 5066985 5075224 5159112 5217520 5303760 5308270 5347958 5404784 5437740 5696680 5729955 5790840 5834136 5839097 5981514 6111952 6344030 6369924 6448890 6548520 6755980 6836016 6920760 6978433 7093779 7250320 7292670 7370160 7431578 7612836 7639940 7826280 7962405 7975352 8021937 8107176 8334480 8493232 8545020 8598520 9167928 9458372 9516045 9723560 9969190 10133970 10150448 10318224 10616540 10695916 10875480 11147367 11393360 11459910 11581680 11668272 11678194 11822965 11963028 12688060 12739848 12897780 13097040 13369895 13511960 13841520 13956866 14187558 14585340 14863156 14953785 15225672 15279880 15652560 15924810 15950704 16043874 16214352 17090040 17197040 17517291 18335856 18578945 18916744 19032090 19447120 19938380 20267940 20935299 21233080 21391832 21750960 22294734 22919820 23356388 23645930 23926056 25376120 25479696 25795560 26010523 26739790 27023920 27913732 28375116 29170680 29195485 29726312 29907570 30451344 30559760 31849620 32087748 34180080 34892165 35034582 35468895 37157890 37833488 38064180 39876760 40109685 40535880 40873679 41870598 42466160 42783664 44589468 45839640 46712776 47291860 47852112 50752240 51591120 52021046 53479580 55736835 55827464 56750232 58341360 58390970 59452624 59815140 63699240 64175496 69784330 70069164 70937790 74315780 76128360 78031569 79753520 80219370 81071760 81747358 83741196 87586455 89178936 91679280 93425552 94583720 104042092 104676495 106959160 111473670 111654928 113500464 116781940 119630280 122621037 127398480 128350992 130052615 139568660 140138328 141875580 148631560 152256720 156063138 160438740 163494716 167482392 175172910 178357872 189167440 204368395 208084184 209352990 213918320 222947340 233563880 239260560 245242074 260105230 279137320 280276656 283751160 286115753 297263120 312126276 320877480 326989432 334964784 350345820 390157845 408736790 416168368 418705980 445894680 467127760 490484148 520210460 558274640 567502320 572231506 613105185 624252552 641754960 653978864 700691640 780315690 817473580 837411960 858347259 891789360 980968296 1040420920 1144463012 1226210370 1248505104 1401383280 1430578765 1560631380 1634947160 1674823920 1716694518 1961936592 2080841840 2288926024 2452420740 2861157530 3121262760 3269894320 3433389036 4291736295 4577852048 4904841480 5722315060 6242525520 6866778072 8583472590 9809682960 11444630120 13733556144 17166945180 22889260240 34333890360 68667780720
• Sum of all divisors σ(n): 281618975232
• Sum of proper divisors (its aliquot sum) s(n): 212951194512
• 68667780720 is an abundant number, because the sum of its proper divisors (212951194512) is greater than itself. Its abundance is 144283413792

Bases of 68667780720

• Binary: 111111111100111010110010111001110000₂
• Hexadecimal: 0xFFCEB2E70
• Base-36: VJN0UPC

Squares and roots of 68667780720

• 68667780720 squared (68667780720²) is 4715264109010003718400
• 68667780720 cubed (68667780720³) is 323786721874385111621475829248000
• The square root of 68667780720 is 262045.3791235403
• The cube root of 68667780720 is 4094.9726347795

Scales and comparisons

• 68,667,780,720 seconds is equal to 2,183 years, 21 weeks, 6 days, 23 hours, 32 minutes.
• To count from 1 to 68,667,780,720 would take you about four thousand, three hundred sixty-six 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 68667780720 cubic inches would be around 341.2 feet tall.

Recreational maths with 68667780720

• 68667780720 backwards is 02708776686
• The number of decimal digits it has is: 11
• The sum of 68667780720's digits is 57
• More coming soon!