64840133200

Names of 64840133200

• Cardinal: 64840133200 can be written as Sixty-four billion, eight hundred forty million, one hundred thirty-three thousand, two hundred.

Scientific notation

• Scientific notation: 6.48401332 × 10¹⁰

Factors of 64840133200

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5229081

Divisors of 64840133200

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 31 40 50 62 80 100 124 155 200 248 310 400 496 620 775 1240 1550 2480 3100 6200 12400 5229043 10458086 20916172 26145215 41832344 52290430 83664688 104580860 130726075 162100333 209161720 261452150 324200666 418323440 522904300 648401332 810501665 1045808600 1296802664 1621003330 2091617200 2593605328 3242006660 4052508325 6484013320 8105016650 12968026640 16210033300 32420066600 64840133200
• Sum of all divisors σ(n): 160803561088
• Sum of proper divisors (its aliquot sum) s(n): 95963427888
• 64840133200 is an abundant number, because the sum of its proper divisors (95963427888) is greater than itself. Its abundance is 31123294688

Bases of 64840133200

• Binary: 111100011000110001011110101001010000₂
• Hexadecimal: 0xF18C5EA50
• Base-36: TSC52Z4

Squares and roots of 64840133200

• 64840133200 squared (64840133200²) is 4204242873393742240000
• 64840133200 cubed (64840133200³) is 272603667916000982888066368000000
• The square root of 64840133200 is 254637.2580750901
• The cube root of 64840133200 is 4017.4267419093

Scales and comparisons

• 64,840,133,200 seconds is equal to 2,061 years, 37 weeks, 1 day, 12 hours, 6 minutes, 40 seconds.
• To count from 1 to 64,840,133,200 would take you about four thousand, one hundred twenty-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 64840133200 cubic inches would be around 334.8 feet tall.

Recreational maths with 64840133200

• 64840133200 backwards is 00233104846
• 64840133200 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64840133200's digits is 31
• More coming soon!