81347483008

Names of 81347483008

• Cardinal: 81347483008 can be written as Eighty-one billion, three hundred forty-seven million, four hundred eighty-three thousand and eight.

Scientific notation

• Scientific notation: 8.1347483008 × 10¹⁰

Factors of 81347483008

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 704

Divisors of 81347483008

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 8 11 16 22 32 44 64 88 121 128 176 242 352 484 691 704 968 1331 1382 1408 1936 2662 2764 3872 5324 5528 7601 7744 10648 11056 15202 15488 21296 22112 30404 42592 44224 60808 83611 85184 88448 121616 167222 170368 243232 334444 477481 486464 668888 919721 954962 972928 1337776 1839442 1909924 2675552 3678884 3819848 5252291 5351104 7357768 7639696 10504582 10702208 14715536 15279392 21009164 29431072 30558784 42018328 57775201 58862144 61117568 84036656 115550402 117724288 168073312 231100804 336146624 462201608 635527211 672293248 924403216 1271054422 1848806432 2542108844 3697612864 5084217688 7395225728 10168435376 20336870752 40673741504 81347483008
• Sum of all divisors σ(n): 178511544360
• Sum of proper divisors (its aliquot sum) s(n): 97164061352
• 81347483008 is an abundant number, because the sum of its proper divisors (97164061352) is greater than itself. Its abundance is 15816578344

Bases of 81347483008

• Binary: 1001011110000101100000001010110000000₂
• Hexadecimal: 0x12F0B01580
• Base-36: 11DC6VLS

Squares and roots of 81347483008

• 81347483008 squared (81347483008²) is 6617412991736848728064
• 81347483008 cubed (81347483008³) is 538309890902231746313652652736512
• The square root of 81347483008 is 285214.8015233433
• The cube root of 81347483008 is 4332.9270106959

Scales and comparisons

• 81,347,483,008 seconds is equal to 2,586 years, 31 weeks, 19 hours, 3 minutes, 28 seconds.
• To count from 1 to 81,347,483,008 would take you about five thousand, one hundred seventy-three 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 81347483008 cubic inches would be around 361.1 feet tall.

Recreational maths with 81347483008

• 81347483008 backwards is 80038474318
• The number of decimal digits it has is: 11
• The sum of 81347483008's digits is 46
• More coming soon!