68349783040

Names of 68349783040

• Cardinal: 68349783040 can be written as Sixty-eight billion, three hundred forty-nine million, seven hundred eighty-three thousand and forty.

Scientific notation

• Scientific notation: 6.834978304 × 10¹⁰

Factors of 68349783040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 15786

Divisors of 68349783040

• Number of divisors d(n): 264
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 55 56 64 70 77 80 88 110 112 121 128 140 154 160 176 220 224 242 256 280 308 320 352 385 440 448 484 512 560 605 616 640 704 770 847 880 896 968 1024 1120 1210 1232 1280 1408 1540 1694 1760 1792 1936 2240 2420 2464 2560 2816 3080 3388 3520 3584 3872 4235 4480 4840 4928 5120 5632 6160 6776 7040 7168 7744 8470 8960 9680 9856 11264 12320 13552 14080 15488 15761 16940 17920 19360 19712 24640 27104 28160 30976 31522 33880 35840 38720 39424 49280 54208 56320 61952 63044 67760 77440 78805 78848 98560 108416 110327 123904 126088 135520 154880 157610 173371 197120 216832 220654 252176 271040 309760 315220 346742 394240 433664 441308 504352 542080 551635 619520 630440 693484 866855 867328 882616 1008704 1084160 1103270 1213597 1260880 1386968 1733710 1765232 1907081 2017408 2168320 2206540 2427194 2521760 2773936 3467420 3530464 3814162 4034816 4336640 4413080 4854388 5043520 5547872 6067985 6934840 7060928 7628324 8069632 8826160 9535405 9708776 10087040 11095744 12135970 13349567 13869680 14121856 15256648 16139264 17652320 19070810 19417552 20174080 22191488 24271940 26699134 27739360 28243712 30513296 35304640 38141620 38835104 40348160 44382976 48543880 53398268 55478720 56487424 61026592 66747835 70609280 76283240 77670208 80696320 88765952 97087760 106796536 110957440 112974848 122053184 133495670 141218560 152566480 155340416 177531904 194175520 213593072 221914880 244106368 266991340 282437120 305132960 310680832 388351040 427186144 443829760 488212736 533982680 564874240 610265920 621361664 776702080 854372288 887659520 976425472 1067965360 1220531840 1242723328 1553404160 1708744576 1952850944 2135930720 2441063680 3106808320 3417489152 4271861440 4882127360 6213616640 6834978304 8543722880 9764254720 13669956608 17087445760 34174891520 68349783040
• Sum of all divisors σ(n): 205978572576
• Sum of proper divisors (its aliquot sum) s(n): 137628789536
• 68349783040 is an abundant number, because the sum of its proper divisors (137628789536) is greater than itself. Its abundance is 69279006496

Bases of 68349783040

• Binary: 111111101001111101101110110000000000₂
• Hexadecimal: 0xFE9F6EC00
• Base-36: VEDP24G

Squares and roots of 68349783040

• 68349783040 squared (68349783040²) is 4671692841615071641600
• 68349783040 cubed (68349783040³) is 319309192153911229897416638464000
• The square root of 68349783040 is 261437.9143123659
• The cube root of 68349783040 is 4088.6416349825

Scales and comparisons

• 68,349,783,040 seconds is equal to 2,173 years, 16 weeks, 1 day, 10 hours, 50 minutes, 40 seconds.
• To count from 1 to 68,349,783,040 would take you about four thousand, three hundred forty-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 68349783040 cubic inches would be around 340.7 feet tall.

Recreational maths with 68349783040

• 68349783040 backwards is 04038794386
• The number of decimal digits it has is: 11
• The sum of 68349783040's digits is 52
• More coming soon!