42938182728

Names of 42938182728

• Cardinal: 42938182728 can be written as Forty-two billion, nine hundred thirty-eight million, one hundred eighty-two thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 4.2938182728 × 10¹⁰

Factors of 42938182728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 28398281

Divisors of 42938182728

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 72 84 108 126 168 189 216 252 378 504 756 1512 28398269 56796538 85194807 113593076 170389614 198787883 227186152 255584421 340779228 397575766 511168842 596363649 681558456 766753263 795151532 1022337684 1192727298 1533506526 1590303064 1789090947 2044675368 2385454596 3067013052 3578181894 4770909192 5367272841 6134026104 7156363788 10734545682 14312727576 21469091364 42938182728
• Sum of all divisors σ(n): 136311696000
• Sum of proper divisors (its aliquot sum) s(n): 93373513272
• 42938182728 is an abundant number, because the sum of its proper divisors (93373513272) is greater than itself. Its abundance is 50435330544

Bases of 42938182728

• Binary: 100111111111010100001010110001001000₂
• Hexadecimal: 0x9FF50AC48
• Base-36: JQ4A9U0

Squares and roots of 42938182728

• 42938182728 squared (42938182728²) is 1843687535983117521984
• 42938182728 cubed (42938182728³) is 79164592313379175282047549092352
• The square root of 42938182728 is 207215.3052455345
• The cube root of 42938182728 is 3501.7184140675

Scales and comparisons

• 42,938,182,728 seconds is equal to 1,365 years, 15 weeks, 4 days, 16 hours, 58 minutes, 48 seconds.
• To count from 1 to 42,938,182,728 would take you about two thousand, seven hundred thirty 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 42938182728 cubic inches would be around 291.8 feet tall.

Recreational maths with 42938182728

• 42938182728 backwards is 82728183924
• 42938182728 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42938182728's digits is 54
• More coming soon!