1821348988231968

Names of 1821348988231968

• Cardinal: 1821348988231968 can be written as One quadrillion, eight hundred twenty-one trillion, three hundred forty-eight billion, nine hundred eighty-eight million, two hundred thirty-one thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.821348988231968 × 10¹⁵

Factors of 1821348988231968

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 435517176

Divisors of 1821348988231968

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 72 78 96 104 117 144 156 208 234 288 312 416 468 624 936 1117 1248 1872 2234 3351 3744 4468 6702 8936 10053 13404 14521 17872 20106 26808 29042 35744 40212 43563 53616 58084 80424 87126 107232 116168 130689 160848 174252 232336 261378 321696 348504 464672 522756 697008 1045512 1394016 2091024 4182048 435516041 871032082 1306548123 1742064164 2613096246 3484128328 3919644369 5226192492 5661708533 6968256656 7839288738 10452384984 11323417066 13936513312 15678577476 16985125599 20904769968 22646834132 31357154952 33970251198 41809539936 45293668264 50955376797 62714309904 67940502396 90587336528 101910753594 125428619808 135881004792 181174673056 203821507188 271762009584 407643014376 486471417797 543524019168 815286028752 972942835594 1459414253391 1630572057504 1945885671188 2918828506782 3891771342376 4378242760173 5837657013564 6324128431361 7783542684752 8756485520346 11675314027128 12648256862722 15567085369504 17512971040692 18972385294083 23350628054256 25296513725444 35025942081384 37944770588166 46701256108512 50593027450888 56917155882249 70051884162768 75889541176332 101186054901776 113834311764498 140103768325536 151779082352664 202372109803552 227668623528996 303558164705328 455337247057992 607116329410656 910674494115984 1821348988231968
• Sum of all divisors σ(n): 5582874916205496
• Sum of proper divisors (its aliquot sum) s(n): 3761525927973528
• 1821348988231968 is an abundant number, because the sum of its proper divisors (3761525927973528) is greater than itself. Its abundance is 1940176939741560

Bases of 1821348988231968

• Binary: 110011110001000000111011011011101001010000100100000₂
• Hexadecimal: 0x67881DB74A120
• Base-36: HXM469R7S0

Squares and roots of 1821348988231968

• 1821348988231968 squared (1821348988231968²) is 3317312136933613508150577153024
• 1821348988231968 cubed (1821348988231968³) is 6041983104253664648033399907534856620744671232
• The square root of 1821348988231968 is 42677265.4727545541
• The cube root of 1821348988231968 is 122123.0727090709

Scales and comparisons

• 1,821,348,988,231,968 seconds is equal to 57,913,264 years, 1 week, 1 day, 12 hours, 52 minutes, 48 seconds.
• To count from 1 to 1,821,348,988,231,968 would take you about one hundred seventy-three million, seven hundred thirty-nine thousand, seven hundred ninety-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 1821348988231968 cubic inches would be around 10176.9 feet tall.

Recreational maths with 1821348988231968

• 1821348988231968 backwards is 8691328898431281
• The number of decimal digits it has is: 16
• The sum of 1821348988231968's digits is 81
• More coming soon!