64490541792

Names of 64490541792

• Cardinal: 64490541792 can be written as Sixty-four billion, four hundred ninety million, five hundred forty-one thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 6.4490541792 × 10¹⁰

Factors of 64490541792

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4303

Divisors of 64490541792

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 37 48 74 96 111 148 222 296 444 592 888 1184 1776 3552 4261 8522 12783 17044 25566 34088 51132 68176 102264 136352 157657 204528 315314 409056 472971 630628 945942 1261256 1891884 2522512 3783768 5045024 7567536 15135072 18156121 36312242 54468363 72624484 108936726 145248968 217873452 290497936 435746904 580995872 671776477 871493808 1343552954 1742987616 2015329431 2687105908 4030658862 5374211816 8061317724 10748423632 16122635448 21496847264 32245270896 64490541792
• Sum of all divisors σ(n): 173903827608
• Sum of proper divisors (its aliquot sum) s(n): 109413285816
• 64490541792 is an abundant number, because the sum of its proper divisors (109413285816) is greater than itself. Its abundance is 44922744024

Bases of 64490541792

• Binary: 111100000011111011111001001011100000₂
• Hexadecimal: 0xF03EF92E0
• Base-36: TMK04IO

Squares and roots of 64490541792

• 64490541792 squared (64490541792²) is 4159029980625698571264
• 64490541792 cubed (64490541792³) is 268218096779722564019295682265088
• The square root of 64490541792 is 253949.8804725059
• The cube root of 64490541792 is 4010.1936211219

Scales and comparisons

• 64,490,541,792 seconds is equal to 2,050 years, 31 weeks, 1 day, 7 hours, 23 minutes, 12 seconds.
• To count from 1 to 64,490,541,792 would take you about four thousand, one hundred one 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 64490541792 cubic inches would be around 334.2 feet tall.

Recreational maths with 64490541792

• 64490541792 backwards is 29714509446
• The number of decimal digits it has is: 11
• The sum of 64490541792's digits is 51
• More coming soon!