68438834880

Names of 68438834880

• Cardinal: 68438834880 can be written as Sixty-eight billion, four hundred thirty-eight million, eight hundred thirty-four thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 6.843883488 × 10¹⁰

Factors of 68438834880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 937

Divisors of 68438834880

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 37 39 40 48 52 60 64 65 74 78 80 96 104 111 120 130 148 156 160 169 185 192 195 208 222 240 260 296 312 320 338 370 390 416 444 480 481 507 520 555 592 624 676 740 780 832 845 877 888 960 962 1014 1040 1110 1184 1248 1352 1443 1480 1560 1690 1754 1776 1924 2028 2080 2197 2220 2368 2405 2496 2535 2631 2704 2886 2960 3120 3380 3508 3552 3848 4056 4160 4385 4394 4440 4810 5070 5262 5408 5772 5920 6240 6253 6591 6760 7016 7104 7215 7696 8112 8770 8788 8880 9620 10140 10524 10816 10985 11401 11544 11840 12480 12506 13155 13182 13520 14032 14430 15392 16224 17540 17576 17760 18759 19240 20280 21048 21970 22802 23088 25012 26310 26364 27040 28064 28860 30784 31265 32448 32449 32955 34203 35080 35152 35520 37518 38480 40560 42096 43940 45604 46176 50024 52620 52728 54080 56128 57005 57720 62530 64898 65910 68406 70160 70304 75036 76960 81120 81289 84192 87880 91208 92352 93795 97347 100048 105240 105456 114010 115440 125060 129796 131820 136812 140320 140608 148213 150072 153920 162240 162245 162578 168384 171015 175760 182416 187590 194694 200096 210480 210912 228020 230880 243867 250120 259592 263640 273624 280640 296426 300144 324490 325156 342030 351520 364832 375180 389388 400192 406445 420960 421824 421837 444639 456040 461760 486735 487734 500240 519184 527280 547248 592852 600288 648980 650312 684060 703040 729664 741065 750360 778776 812890 841920 843674 889278 912080 973470 975468 1000480 1038368 1054560 1094496 1185704 1200576 1219335 1265511 1297960 1300624 1368120 1482130 1500720 1557552 1625780 1687348 1778556 1824160 1926769 1946940 1950936 2000960 2076736 2109120 2109185 2188992 2223195 2371408 2438670 2531022 2595920 2601248 2736240 2964260 3001440 3115104 3251560 3374696 3557112 3648320 3853538 3893880 3901872 4218370 4446390 4742816 4877340 5062044 5191840 5202496 5472480 5483881 5780307 5928520 6002880 6230208 6327555 6503120 6749392 7114224 7707076 7787760 7803744 8436740 8892780 9485632 9633845 9754680 10124088 10383680 10944960 10967762 11560614 11857040 12655110 13006240 13498784 14228448 15414152 15575520 15607488 16451643 16873480 17785560 19267690 19509360 20248176 21935524 23121228 23714080 25310220 26012480 26997568 27419405 28456896 28901535 30828304 31151040 32903286 33746960 35571120 38535380 39018720 40496352 43871048 46242456 47428160 50620440 54838810 57803070 61656608 65806572 67493920 71142240 71290453 77070760 78037440 80992704 82258215 87742096 92484912 101240880 109677620 115606140 123313216 131613144 134987840 142284480 142580906 154141520 164516430 175484192 184969824 202481760 213871359 219355240 231212280 263226288 285161812 308283040 329032860 350968384 356452265 369939648 404963520 427742718 438710480 462424560 526452576 570323624 616566080 658065720 712904530 855485436 877420960 924849120 1052905152 1069356795 1140647248 1316131440 1425809060 1710970872 1754841920 1849698240 2138713590 2281294496 2632262880 2851618120 3421941744 4277427180 4562588992 5264525760 5703236240 6843883488 8554854360 11406472480 13687766976 17109708720 22812944960 34219417440 68438834880
• Sum of all divisors σ(n): 242030463360
• Sum of proper divisors (its aliquot sum) s(n): 173591628480
• 68438834880 is an abundant number, because the sum of its proper divisors (173591628480) is greater than itself. Its abundance is 105152793600

Bases of 68438834880

• Binary: 111111101111010001011011111011000000₂
• Hexadecimal: 0xFEF45BEC0
• Base-36: VFUPQYO

Squares and roots of 68438834880

• 68438834880 squared (68438834880²) is 4683874119731904614400
• 68438834880 cubed (68438834880³) is 320558887479037169772831670272000
• The square root of 68438834880 is 261608.1705146075
• The cube root of 68438834880 is 4090.4165396551

Scales and comparisons

• 68,438,834,880 seconds is equal to 2,176 years, 7 weeks, 3 days, 3 hours, 28 minutes.
• To count from 1 to 68,438,834,880 would take you about four thousand, three hundred fifty-two 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 68438834880 cubic inches would be around 340.9 feet tall.

Recreational maths with 68438834880

• 68438834880 backwards is 08843883486
• 68438834880 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 68438834880's digits is 60
• More coming soon!