389108699543800838420

Names of 389108699543800838420

• Cardinal: 389108699543800838420 can be written as Three hundred eighty-nine quintillion, one hundred eight quadrillion, six hundred ninety-nine trillion, five hundred forty-three billion, eight hundred million, eight hundred thirty-eight thousand, four hundred twenty.

Scientific notation

• Scientific notation: 3.8910869954380083842 × 10²⁰

Factors of 389108699543800838420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 213795988760330158

Divisors of 389108699543800838420

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 91 130 140 182 260 364 455 910 1820 213795988760330131 427591977520660262 855183955041320524 1068979943801650655 1496571921322310917 2137959887603301310 2779347853884291703 2993143842644621834 4275919775206602620 5558695707768583406 5986287685289243668 7482859606611554585 11117391415537166812 13896739269421458515 14965719213223109170 19455434977190041921 27793478538842917030 29931438426446218340 38910869954380083842 55586957077685834060 77821739908760167684 97277174885950209605 194554349771900419210 389108699543800838420
• Sum of all divisors σ(n): 1005696331128592940928
• Sum of proper divisors (its aliquot sum) s(n): 616587631584792102508
• 389108699543800838420 is an abundant number, because the sum of its proper divisors (616587631584792102508) is greater than itself. Its abundance is 227478932040991264088

Bases of 389108699543800838420

• Binary: 101010001011111110111110011001010011000011010011100101111100100010100₂
• Hexadecimal: 0x1517F7CCA61A72F914
• Base-36: 2A49K2966QH2J8

Squares and roots of 389108699543800838420

• 389108699543800838420 squared (389108699543800838420²) is 151405580060667874801150183026294948096400
• 389108699543800838420 cubed (389108699543800838420³) is 58913228361081299213428056202998570354098376264632702983688000
• The square root of 389108699543800838420 is 19725838373.6611012115
• The cube root of 389108699543800838420 is 7300573.5431260997

Scales and comparisons

• 389,108,699,543,800,838,420 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 389,108,699,543,800,838,420 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 389108699543800838420 cubic inches would be around 608381.1 feet tall.

Recreational maths with 389108699543800838420

• 389108699543800838420 backwards is 024838008345996801983
• The number of decimal digits it has is: 21
• The sum of 389108699543800838420's digits is 98
• More coming soon!