64440529664

Names of 64440529664

• Cardinal: 64440529664 can be written as Sixty-four billion, four hundred forty million, five hundred twenty-nine thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 6.4440529664 × 10¹⁰

Factors of 64440529664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2115327

Divisors of 64440529664

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 32 34 56 64 68 112 119 128 136 224 238 256 272 448 476 544 896 952 1088 1792 1904 2176 3808 4352 7616 15232 30464 2115301 4230602 8461204 14807107 16922408 29614214 33844816 35960117 59228428 67689632 71920234 118456856 135379264 143840468 236913712 251720819 270758528 287680936 473827424 503441638 541517056 575361872 947654848 1006883276 1150723744 1895309696 2013766552 2301447488 3790619392 4027533104 4602894976 8055066208 9205789952 16110132416 32220264832 64440529664
• Sum of all divisors σ(n): 155652382368
• Sum of proper divisors (its aliquot sum) s(n): 91211852704
• 64440529664 is an abundant number, because the sum of its proper divisors (91211852704) is greater than itself. Its abundance is 26771323040

Bases of 64440529664

• Binary: 111100000000111101000111001100000000₂
• Hexadecimal: 0xF00F47300
• Base-36: TLQ86WW

Squares and roots of 64440529664

• 64440529664 squared (64440529664²) is 4152581863376863952896
• 64440529664 cubed (64440529664³) is 267594574749125196767886986706944
• The square root of 64440529664 is 253851.3928738623
• The cube root of 64440529664 is 4009.1567239401

Scales and comparisons

• 64,440,529,664 seconds is equal to 2,049 years, 3 days, 11 hours, 7 minutes, 44 seconds.
• To count from 1 to 64,440,529,664 would take you about four thousand and ninety-eight 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 64440529664 cubic inches would be around 334.1 feet tall.

Recreational maths with 64440529664

• 64440529664 backwards is 46692504446
• The number of decimal digits it has is: 11
• The sum of 64440529664's digits is 50
• More coming soon!