1328613840

Names of 1328613840

• Cardinal: 1328613840 can be written as One billion, three hundred twenty-eight million, six hundred thirteen thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.32861384 × 10⁹

Factors of 1328613840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 205043

Divisors of 1328613840

• Number of divisors d(n): 100
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 81 90 108 120 135 144 162 180 216 240 270 324 360 405 432 540 648 720 810 1080 1296 1620 2160 3240 6480 205033 410066 615099 820132 1025165 1230198 1640264 1845297 2050330 2460396 3075495 3280528 3690594 4100660 4920792 5535891 6150990 7381188 8201320 9226485 9841584 11071782 12301980 14762376 16402640 16607673 18452970 22143564 24603960 27679455 29524752 33215346 36905940 44287128 49207920 55358910 66430692 73811880 83038365 88574256 110717820 132861384 147623760 166076730 221435640 265722768 332153460 442871280 664306920 1328613840
• Sum of all divisors σ(n): 4614495204
• Sum of proper divisors (its aliquot sum) s(n): 3285881364
• 1328613840 is an abundant number, because the sum of its proper divisors (3285881364) is greater than itself. Its abundance is 1957267524

Bases of 1328613840

• Binary: 1001111001100010000100111010000₂
• Hexadecimal: 0x4F3109D0
• Base-36: LZ0T00

Squares and roots of 1328613840

• 1328613840 squared (1328613840²) is 1765214735839545600
• 1328613840 cubed (1328613840³) is 2345288728608364303471104000
• The square root of 1328613840 is 36450.1555552237
• The cube root of 1328613840 is 1099.3422624361

Scales and comparisons

• 1,328,613,840 seconds is equal to 42 years, 12 weeks, 5 days, 11 hours, 24 minutes.
• To count from 1 to 1,328,613,840 would take you about eighty-four 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 1328613840 cubic inches would be around 91.6 feet tall.

Recreational maths with 1328613840

• 1328613840 backwards is 0483168231
• 1328613840 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1328613840's digits is 36
• More coming soon!