813042468864

Names of 813042468864

• Cardinal: 813042468864 can be written as Eight hundred thirteen billion, forty-two million, four hundred sixty-eight thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 8.13042468864 × 10¹¹

Factors of 813042468864

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 4901158

Divisors of 813042468864

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 256 288 324 384 432 512 576 648 768 864 1024 1152 1296 1536 1728 2048 2304 2592 3072 3456 4608 5184 6144 6912 9216 10368 13824 18432 20736 27648 41472 55296 82944 165888 4901153 9802306 14703459 19604612 29406918 39209224 44110377 58813836 78418448 88220754 117627672 132331131 156836896 176441508 235255344 264662262 313673792 352883016 396993393 470510688 529324524 627347584 705766032 793986786 941021376 1058649048 1254695168 1411532064 1587973572 1882042752 2117298096 2509390336 2823064128 3175947144 3764085504 4234596192 5018780672 5646128256 6351894288 7528171008 8469192384 10037561344 11292256512 12703788576 15056342016 16938384768 22584513024 25407577152 30112684032 33876769536 45169026048 50815154304 67753539072 90338052096 101630308608 135507078144 203260617216 271014156288 406521234432 813042468864
• Sum of all divisors σ(n): 2428497301230
• Sum of proper divisors (its aliquot sum) s(n): 1615454832366
• 813042468864 is an abundant number, because the sum of its proper divisors (1615454832366) is greater than itself. Its abundance is 802412363502

Bases of 813042468864

• Binary: 1011110101001101000110111000100000000000₂
• Hexadecimal: 0xBD4D1B8800
• Base-36: ADI8HS00

Squares and roots of 813042468864

• 813042468864 squared (813042468864²) is 661038056176468409450496
• 813042468864 cubed (813042468864³) is 537452013206775399680134497429356544
• The square root of 813042468864 is 901688.6762425267
• The cube root of 813042468864 is 9333.3541183391

Scales and comparisons

• 813,042,468,864 seconds is equal to 25,852 years, 12 weeks, 1 day, 18 hours, 14 minutes, 24 seconds.
• To count from 1 to 813,042,468,864 would take you about fifty-one thousand, seven hundred four 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 813042468864 cubic inches would be around 777.8 feet tall.

Recreational maths with 813042468864

• 813042468864 backwards is 468864240318
• 813042468864 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 813042468864's digits is 54
• More coming soon!