821343113216

Names of 821343113216

• Cardinal: 821343113216 can be written as Eight hundred twenty-one billion, three hundred forty-three million, one hundred thirteen thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 8.21343113216 × 10¹¹

Factors of 821343113216

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 213

Divisors of 821343113216

• Number of divisors d(n): 208
• Complete list of divisors:
  1 2 4 8 16 31 32 53 62 64 106 124 127 128 212 248 254 256 424 496 508 512 848 961 992 1016 1024 1643 1696 1922 1984 2032 2048 3286 3392 3844 3937 3968 4064 4096 6572 6731 6784 7688 7874 7936 8128 13144 13462 13568 15376 15748 15872 16256 26288 26924 27136 29791 30752 31496 31744 32512 50933 52576 53848 54272 59582 61504 62992 63488 65024 101866 105152 107696 108544 119164 122047 123008 125984 126976 130048 203732 208661 210304 215392 217088 238328 244094 246016 251968 260096 407464 417322 420608 430784 476656 488188 492032 503936 520192 814928 834644 841216 861568 953312 976376 984064 1007872 1578923 1629856 1669288 1682432 1723136 1906624 1952752 1968128 2015744 3157846 3259712 3338576 3364864 3446272 3783457 3813248 3905504 3936256 4031488 6315692 6468491 6519424 6677152 6729728 6892544 7566914 7626496 7811008 8062976 12631384 12936982 13038848 13354304 13785088 15133828 15252992 15622016 16125952 25262768 25873964 26077696 26708608 27570176 30267656 30505984 31244032 50525536 51747928 52155392 53417216 60535312 61011968 62488064 101051072 103495856 104310784 106834432 121070624 122023936 124976128 200523221 202102144 206991712 208621568 213668864 242141248 249952256 401046442 404204288 413983424 427337728 484282496 499904512 802092884 808408576 827966848 854675456 968564992 1604185768 1616817152 1655933696 1937129984 3208371536 3233634304 3311867392 3874259968 6416743072 6467268608 6623734784 7748519936 12833486144 13247469568 15497039872 25666972288 26494939136 51333944576 102667889152 205335778304 410671556608 821343113216
• Sum of all divisors σ(n): 1742872854528
• Sum of proper divisors (its aliquot sum) s(n): 921529741312
• 821343113216 is an abundant number, because the sum of its proper divisors (921529741312) is greater than itself. Its abundance is 100186628096

Bases of 821343113216

• Binary: 1011111100111011110111010101000000000000₂
• Hexadecimal: 0xBF3BDD5000
• Base-36: AHBIHE68

Squares and roots of 821343113216

• 821343113216 squared (821343113216²) is 674604509627350993862656
• 821343113216 cubed (821343113216³) is 554081768126881509322305588162461696
• The square root of 821343113216 is 906279.8205940591
• The cube root of 821343113216 is 9365.0091638159

Scales and comparisons

• 821,343,113,216 seconds is equal to 26,116 years, 8 weeks, 6 days, 46 minutes, 56 seconds.
• To count from 1 to 821,343,113,216 would take you about fifty-two thousand, two hundred thirty-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 821343113216 cubic inches would be around 780.4 feet tall.

Recreational maths with 821343113216

• 821343113216 backwards is 612311343128
• The number of decimal digits it has is: 12
• The sum of 821343113216's digits is 35
• More coming soon!