640673299296

Names of 640673299296

• Cardinal: 640673299296 can be written as Six hundred forty billion, six hundred seventy-three million, two hundred ninety-nine thousand, two hundred ninety-six.

Scientific notation

• Scientific notation: 6.40673299296 × 10¹¹

Factors of 640673299296

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1528

Divisors of 640673299296

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 107 127 144 214 254 288 321 381 428 508 642 762 856 963 1016 1143 1284 1289 1524 1712 1926 2032 2286 2568 2578 3048 3424 3852 3867 4064 4572 5136 5156 6096 7704 7734 9144 10272 10312 11601 12192 13589 15408 15468 16129 18288 20624 23202 27178 30816 30936 32258 36576 40767 41248 46404 48387 54356 61872 64516 81534 92808 96774 108712 122301 123744 129032 137923 145161 163068 163703 185616 193548 217424 244602 258064 275846 290322 326136 327406 371232 387096 413769 434848 489204 491109 516128 551692 580644 652272 654812 774192 827538 978408 982218 1103384 1161288 1241307 1304544 1309624 1473327 1548384 1655076 1725803 1956816 1964436 2206768 2322576 2482614 2619248 2946654 3310152 3451606 3913632 3928872 4413536 4645152 4965228 5177409 5238496 5893308 6620304 6903212 7857744 9930456 10354818 11786616 13240608 13806424 15532227 15715488 17516221 19860912 20709636 20790281 23573232 27612848 31064454 35032442 39721824 41419272 41580562 47146464 52548663 55225696 62128908 62370843 70064884 82838544 83161124 105097326 124257816 124741686 140129768 157645989 165677088 166322248 187112529 210194652 248515632 249483372 280259536 315291978 332644496 374225058 420389304 497031264 498966744 560519072 630583956 665288992 748450116 840778608 997933488 1261167912 1496900232 1681557216 1995866976 2224560067 2522335824 2993800464 4449120134 5044671648 5987600928 6673680201 8898240268 13347360402 17796480536 20021040603 26694720804 35592961072 40042081206 53389441608 71185922144 80084162412 106778883216 160168324824 213557766432 320336649648 640673299296
• Sum of all divisors σ(n): 1854973771560
• Sum of proper divisors (its aliquot sum) s(n): 1214300472264
• 640673299296 is an abundant number, because the sum of its proper divisors (1214300472264) is greater than itself. Its abundance is 573627172968

Bases of 640673299296

• Binary: 1001010100101011000110101011101101100000₂
• Hexadecimal: 0x952B1ABB60
• Base-36: 86BKC9K0

Squares and roots of 640673299296

• 640673299296 squared (640673299296²) is 410462276430821994095616
• 640673299296 cubed (640673299296³) is 262972220877481506062520134409486336
• The square root of 640673299296 is 800420.7014414357
• The cube root of 640673299296 is 8620.7597413207

Scales and comparisons

• 640,673,299,296 seconds is equal to 20,371 years, 22 weeks, 2 days, 5 hours, 21 minutes, 36 seconds.
• To count from 1 to 640,673,299,296 would take you about forty thousand, seven hundred forty-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 640673299296 cubic inches would be around 718.4 feet tall.

Recreational maths with 640673299296

• 640673299296 backwards is 692992376046
• The number of decimal digits it has is: 12
• The sum of 640673299296's digits is 63
• More coming soon!