6721397243920384

Names of 6721397243920384

• Cardinal: 6721397243920384 can be written as Six quadrillion, seven hundred twenty-one trillion, three hundred ninety-seven billion, two hundred forty-three million, nine hundred twenty thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 6.721397243920384 × 10¹⁵

Factors of 6721397243920384

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 1900

Divisors of 6721397243920384

• Number of divisors d(n): 135
• Complete list of divisors:
  1 2 4 8 16 32 64 128 256 439 512 878 1024 1459 1756 2048 2918 3512 4096 5836 7024 8192 11672 14048 16384 23344 28096 46688 56192 93376 112384 186752 192721 224768 373504 385442 449536 640501 747008 770884 899072 1281002 1494016 1541768 1798144 2128681 2562004 2988032 3083536 3596288 4257362 5124008 5976064 6167072 7192576 8514724 10248016 11952128 12334144 17029448 20496032 23904256 24668288 34058896 40992064 49336576 68117792 81984128 98673152 136235584 163968256 197346304 272471168 281179939 327936512 394692608 544942336 562359878 655873024 789385216 934490959 1089884672 1124719756 1311746048 1578770432 1868981918 2179769344 2249439512 2623492096 3157540864 3737963836 4359538688 4498879024 5246984192 7475927672 8719077376 8997758048 10493968384 14951855344 17438154752 17995516096 29903710688 34876309504 35991032192 59807421376 71982064384 119614842752 143964128768 239229685504 287928257536 410241531001 478459371008 575856515072 820483062002 956918742016 1151713030144 1640966124004 1913837484032 2303426060288 3281932248008 3827674968064 4606852120576 6563864496016 7655349936128 13127728992032 15310699872256 26255457984064 52510915968128 105021831936256 210043663872512 420087327745024 840174655490048 1680349310980096 3360698621960192 6721397243920384
• Sum of all divisors σ(n): 13482315249524667
• Sum of proper divisors (its aliquot sum) s(n): 6760918005604283
• 6721397243920384 is an abundant number, because the sum of its proper divisors (6760918005604283) is greater than itself. Its abundance is 39520761683899

Bases of 6721397243920384

• Binary: 10111111000010001001100111111000111100100000000000000₂
• Hexadecimal: 0x17E1133F1E4000
• Base-36: 1U6JB9LP24G

Squares and roots of 6721397243920384

• 6721397243920384 squared (6721397243920384²) is 45177180910580534010049730707456
• 6721397243920384 cubed (6721397243920384³) is 303653779260468585299819748484292809291259183104
• 6721397243920384 is a perfect square number. Its square root is 81984128
• The cube root of 6721397243920384 is 188720.8372135035

Scales and comparisons

• 6,721,397,243,920,384 seconds is equal to 213,719,641 years, 36 weeks, 6 days, 9 hours, 53 minutes, 4 seconds.
• To count from 1 to 6,721,397,243,920,384 would take you about six hundred forty-one million, one hundred fifty-eight thousand, nine hundred twenty-five 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 6721397243920384 cubic inches would be around 15726.7 feet tall.

Recreational maths with 6721397243920384

• 6721397243920384 backwards is 4830293427931276
• The number of decimal digits it has is: 16
• The sum of 6721397243920384's digits is 70
• More coming soon!