64328844021976720

Names of 64328844021976720

• Cardinal: 64328844021976720 can be written as Sixty-four quadrillion, three hundred twenty-eight trillion, eight hundred forty-four billion, twenty-one million, nine hundred seventy-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 6.432884402197672 × 10¹⁶

Factors of 64328844021976720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 298851901

Divisors of 64328844021976720

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 80 2715337 5430674 10861348 13576685 21722696 27153370 43445392 54306740 108613480 217226960 296136557 592273114 1184546228 1480682785 2369092456 2961365570 4738184912 5922731140 11845462280 23690924560 804110550274709 1608221100549418 3216442201098836 4020552751373545 6432884402197672 8041105502747090 12865768804395344 16082211005494180 32164422010988360 64328844021976720
• Sum of all divisors σ(n): 149564617937548344
• Sum of proper divisors (its aliquot sum) s(n): 85235773915571624
• 64328844021976720 is an abundant number, because the sum of its proper divisors (85235773915571624) is greater than itself. Its abundance is 20906929893594904

Bases of 64328844021976720

• Binary: 11100100100010101011111000101000101111011100111010010000₂
• Hexadecimal: 0xE48ABE28BDCE90
• Base-36: HLEO6YX5H1S

Squares and roots of 64328844021976720

• 64328844021976720 squared (64328844021976720²) is 4138200173203809985506336221958400
• 64328844021976720 cubed (64328844021976720³) is 266205633473744939273730998818588097465437608448000
• The square root of 64328844021976720 is 253631315.1445947141
• The cube root of 64328844021976720 is 400683.9216738459

Scales and comparisons

• 64,328,844,021,976,720 seconds is equal to 2,045,458,257 years, 37 weeks, 2 days, 21 hours, 58 minutes, 40 seconds.
• To count from 1 to 64,328,844,021,976,720 would take you about six billion, one hundred thirty-six million, three hundred seventy-four thousand, seven hundred seventy-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 64328844021976720 cubic inches would be around 33390.3 feet tall.

Recreational maths with 64328844021976720

• 64328844021976720 backwards is 02767912044882346
• The number of decimal digits it has is: 17
• The sum of 64328844021976720's digits is 73
• More coming soon!