642109346134

Names of 642109346134

• Cardinal: 642109346134 can be written as Six hundred forty-two billion, one hundred nine million, three hundred forty-six thousand, one hundred thirty-four.

Scientific notation

• Scientific notation: 6.42109346134 × 10¹¹

Factors of 642109346134

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 7690

Divisors of 642109346134

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 23 31 46 62 713 961 1426 1922 3607 4027 7214 8054 22103 44206 82961 92621 111817 124837 165922 185242 223634 249674 2571791 2871251 3466327 3869947 5143582 5742502 6932654 7739894 14525389 29050778 79725521 89008781 159451042 178017562 334083947 450287059 668167894 900574118 10356602357 13958898829 20713204714 27917797658 321054673067 642109346134
• Sum of all divisors σ(n): 1039053083904
• Sum of proper divisors (its aliquot sum) s(n): 396943737770
• 642109346134 is a deficient number, because the sum of its proper divisors (396943737770) is less than itself. Its deficiency is 245165608364

Bases of 642109346134

• Binary: 1001010110000000101100110001000101010110₂
• Hexadecimal: 0x9580B31156
• Base-36: 86ZBBQDY

Squares and roots of 642109346134

• 642109346134 squared (642109346134²) is 412304412392633020745956
• 642109346134 cubed (642109346134³) is 264744516649596675429803064084734104
• The square root of 642109346134 is 801317.2568552359
• The cube root of 642109346134 is 8627.1959788651

Scales and comparisons

• 642,109,346,134 seconds is equal to 20,417 years, 4 weeks, 5 days, 3 hours, 15 minutes, 34 seconds.
• To count from 1 to 642,109,346,134 would take you about forty thousand, eight hundred thirty-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 642109346134 cubic inches would be around 718.9 feet tall.

Recreational maths with 642109346134

• 642109346134 backwards is 431643901246
• The number of decimal digits it has is: 12
• The sum of 642109346134's digits is 43
• More coming soon!