438660729054985942

Names of 438660729054985942

• Cardinal: 438660729054985942 can be written as Four hundred thirty-eight quadrillion, six hundred sixty trillion, seven hundred twenty-nine billion, fifty-four million, nine hundred eighty-five thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 4.38660729054985942 × 10¹⁷

Factors of 438660729054985942

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 28500064

Divisors of 438660729054985942

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 283 566 661 1322 41201 82402 187063 374126 11659883 23319766 27233861 28457917 54467722 56915834 7707182663 8053590511 15414365326 16107181022 18810683137 37621366274 1172494638317 2344989276634 5323423327771 10646846655542 331815982643711 663631965287422 775018955927537 1550037911855074 219330364527492971 438660729054985942
• Sum of all divisors σ(n): 661331190069202464
• Sum of proper divisors (its aliquot sum) s(n): 222670461014216522
• 438660729054985942 is a deficient number, because the sum of its proper divisors (222670461014216522) is less than itself. Its deficiency is 215990268040769420

Bases of 438660729054985942

• Binary: 11000010110011011111001101111100100001111000111111011010110₂
• Hexadecimal: 0x6166F9BE43C7ED6
• Base-36: 3BZ890XUY1NA

Squares and roots of 438660729054985942

• 438660729054985942 squared (438660729054985942²) is 192423235215051787807966889817627364
• 438660729054985942 cubed (438660729054985942³) is 84408516646553661863583263026668271084020804814516888
• The square root of 438660729054985942 is 662314675.2526218499
• The cube root of 438660729054985942 is 759818.0133595221

Scales and comparisons

• 438,660,729,054,985,942 seconds is equal to 13,948,054,317 years, 11 weeks, 4 days, 17 hours, 52 minutes, 22 seconds.
• To count from 1 to 438,660,729,054,985,942 would take you about forty-one billion, eight hundred forty-four million, one hundred sixty-two thousand, nine hundred fifty-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 438660729054985942 cubic inches would be around 63318.2 feet tall.

Recreational maths with 438660729054985942

• 438660729054985942 backwards is 249589450927066834
• The number of decimal digits it has is: 18
• The sum of 438660729054985942's digits is 91
• More coming soon!