640344063359

Names of 640344063359

• Cardinal: 640344063359 can be written as Six hundred forty billion, three hundred forty-four million, sixty-three thousand, three hundred fifty-nine.

Scientific notation

• Scientific notation: 6.40344063359 × 10¹¹

Factors of 640344063359

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 120

Divisors of 640344063359

• Number of divisors d(n): 256
• Complete list of divisors:
  1 7 11 13 23 29 37 49 77 91 143 161 203 253 259 299 319 343 377 407 481 529 539 637 667 851 1001 1073 1127 1421 1771 1813 2093 2233 2639 2849 3289 3367 3703 3773 4147 4459 4669 5291 5819 5957 6877 7007 7337 7511 7889 8671 9361 9947 11063 11803 12167 12397 12691 13949 14651 15341 15631 18473 19573 19943 23023 23569 24679 25921 29029 32683 37037 40733 41699 48139 49049 51359 52577 60697 65527 75647 77441 82621 85169 86779 95381 97643 102557 107387 109417 121693 129311 133837 137011 139601 153439 158171 161161 164983 168751 172753 181447 199433 203203 215303 228781 254449 259259 271469 285131 291893 320827 336973 352843 359513 368039 424879 450179 458689 529529 542087 567617 578347 596183 667667 683501 751709 851851 936859 959077 1074073 1107197 1128127 1181257 1209271 1396031 1422421 1507121 1739881 1781143 1814813 1900283 1995917 2193763 2245789 2358811 2469901 2516591 2798939 2974153 3151253 3210823 3529097 3706703 3794609 3881273 3973319 4048429 4173281 4586959 4673669 4784507 4951969 5261963 5852327 5962957 6243787 6558013 6713539 7379021 7518511 7750379 8268799 8464897 9772217 10549847 12179167 12468001 13055191 13301981 15356341 15720523 17289307 19592573 22058771 24703679 25946921 27168911 27813233 32108713 32715683 34663783 40966289 41740699 43706509 45906091 50456549 51653147 52629577 54252653 57881593 64375597 68405519 73848929 81169231 85254169 87276007 91386337 93113867 107494387 110043661 121025149 137148011 143607101 154411397 169717483 172925753 190182377 194692631 224760991 242646481 286764023 305945563 353195843 361572029 450629179 568184617 596779183 639704359 752460709 960036077 1005249707 1188022381 1210480271 1331276639 1573326937 1698525367 1866892313 2007348161 2141618941 2472370901 2531004203 3154404253 3977292319 4477930513 7036747949 8316156667 13068246191 17306596307 22080829771 27841046233 49257235643 58213096669 91477723337 640344063359
• Sum of all divisors σ(n): 974453760000
• Sum of proper divisors (its aliquot sum) s(n): 334109696641
• 640344063359 is a deficient number, because the sum of its proper divisors (334109696641) is less than itself. Its deficiency is 306234366718

Bases of 640344063359

• Binary: 1001010100010111011110101111110101111111₂
• Hexadecimal: 0x95177AFD7F
• Base-36: 8664BLHB

Squares and roots of 640344063359

• 640344063359 squared (640344063359²) is 410040519479115006362881
• 640344063359 cubed (640344063359³) is 262567012385091693311680359209777279
• The square root of 640344063359 is 800215.0107058727
• The cube root of 640344063359 is 8619.2827793815

Scales and comparisons

• 640,344,063,359 seconds is equal to 20,360 years, 49 weeks, 6 days, 14 hours, 55 minutes, 59 seconds.
• To count from 1 to 640,344,063,359 would take you about forty thousand, seven hundred twenty-one 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 640344063359 cubic inches would be around 718.3 feet tall.

Recreational maths with 640344063359

• 640344063359 backwards is 953360443046
• The number of decimal digits it has is: 12
• The sum of 640344063359's digits is 47
• More coming soon!