815434650072

Names of 815434650072

• Cardinal: 815434650072 can be written as Eight hundred fifteen billion, four hundred thirty-four million, six hundred fifty thousand and seventy-two.

Scientific notation

• Scientific notation: 8.15434650072 × 10¹¹

Factors of 815434650072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3229572

Divisors of 815434650072

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 72 84 108 126 167 168 189 216 252 334 378 501 504 668 756 1002 1169 1336 1503 1512 2004 2338 3006 3507 4008 4509 4676 6012 7014 9018 9352 10521 12024 14028 18036 21042 28056 31563 36072 42084 63126 84168 126252 252504 3229393 6458786 9688179 12917572 19376358 22605751 25835144 29064537 38752716 45211502 58129074 67817253 77505432 87193611 90423004 116258148 135634506 174387222 180846008 203451759 232516296 271269012 348774444 406903518 539308631 542538024 610355277 697548888 813807036 1078617262 1220710554 1617925893 1627614072 2157234524 2441421108 3235851786 3775160417 4314469048 4853777679 4882842216 6471703572 7550320834 9707555358 11325481251 12943407144 14561333037 15100641668 19415110716 22650962502 29122666074 30201283336 33976443753 38830221432 45301925004 58245332148 67952887506 90603850008 101929331259 116490664296 135905775012 203858662518 271811550024 407717325036 815434650072
• Sum of all divisors σ(n): 2604183321600
• Sum of proper divisors (its aliquot sum) s(n): 1788748671528
• 815434650072 is an abundant number, because the sum of its proper divisors (1788748671528) is greater than itself. Its abundance is 973314021456

Bases of 815434650072

• Binary: 1011110111011011101100010101000111011000₂
• Hexadecimal: 0xBDDBB151D8
• Base-36: AELSQIU0

Squares and roots of 815434650072

• 815434650072 squared (815434650072²) is 664933668538045089605184
• 815434650072 cubed (815434650072³) is 542209953325412033461161099677173248
• The square root of 815434650072 is 903014.2025859837
• The cube root of 815434650072 is 9342.4988693063

Scales and comparisons

• 815,434,650,072 seconds is equal to 25,928 years, 15 weeks, 4 days, 1 hour, 1 minute, 12 seconds.
• To count from 1 to 815,434,650,072 would take you about fifty-one thousand, eight hundred fifty-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 815434650072 cubic inches would be around 778.5 feet tall.

Recreational maths with 815434650072

• 815434650072 backwards is 270056434518
• The number of decimal digits it has is: 12
• The sum of 815434650072's digits is 45
• More coming soon!