1640496921409089

Names of 1640496921409089

• Cardinal: 1640496921409089 can be written as One quadrillion, six hundred forty trillion, four hundred ninety-six billion, nine hundred twenty-one million, four hundred nine thousand and eighty-nine.

Scientific notation

• Scientific notation: 1.640496921409089 × 10¹⁵

Factors of 1640496921409089

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 998250403

Divisors of 1640496921409089

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 17 23 51 69 153 207 391 467 1173 1401 3519 4203 7939 10741 23817 32223 71451 96669 182597 547791 1643373 998249893 2994749679 8984249037 16970248181 22959747539 50910744543 68879242617 152732233629 206637727851 390315708163 466182700031 1170947124489 1398548100093 3512841373467 4195644300279 7925105900527 10722202100713 23775317701581 32166606302139 71325953104743 96499818906417 182277435712121 546832307136363 1640496921409089
• Sum of all divisors σ(n): 2623688217401472
• Sum of proper divisors (its aliquot sum) s(n): 983191295992383
• 1640496921409089 is a deficient number, because the sum of its proper divisors (983191295992383) is less than itself. Its deficiency is 657305625416706

Bases of 1640496921409089

• Binary: 101110101000000010111110100010000010111011001000001₂
• Hexadecimal: 0x5D405F4417641
• Base-36: G5I9VQMQM9

Squares and roots of 1640496921409089

• 1640496921409089 squared (1640496921409089²) is 2691230149152698730997291809921
• 1640496921409089 cubed (1640496921409089³) is 4414954774488325677528392844678868862469771969
• The square root of 1640496921409089 is 40503048.2977403689
• The cube root of 1640496921409089 is 117939.2802948511

Scales and comparisons

• 1,640,496,921,409,089 seconds is equal to 52,162,727 years, 36 weeks, 6 days, 16 hours, 18 minutes, 9 seconds.
• To count from 1 to 1,640,496,921,409,089 would take you about one hundred fifty-six million, four hundred eighty-eight thousand, one hundred eighty-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 1640496921409089 cubic inches would be around 9828.3 feet tall.

Recreational maths with 1640496921409089

• 1640496921409089 backwards is 9809041296940461
• The number of decimal digits it has is: 16
• The sum of 1640496921409089's digits is 72
• More coming soon!