400990807436328524801

Names of 400990807436328524801

• Cardinal: 400990807436328524801 can be written as Four hundred quintillion, nine hundred ninety quadrillion, eight hundred seven trillion, four hundred thirty-six billion, three hundred twenty-eight million, five hundred twenty-four thousand, eight hundred one.

Scientific notation

• Scientific notation: 4.00990807436328524801 × 10²⁰

Factors of 400990807436328524801

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 886643372140

Divisors of 400990807436328524801

• Number of divisors d(n): 16
• Complete list of divisors:
  1 23 67 1541 293483 6750109 19663361 452257303 886643078567 20392790807041 59405086263989 1366316984071747 260214670627078861 5984937424422813803 17434382932014283687 400990807436328524801
• Sum of all divisors σ(n): 424671789465375888384
• Sum of proper divisors (its aliquot sum) s(n): 23680982029047363583
• 400990807436328524801 is a deficient number, because the sum of its proper divisors (23680982029047363583) is less than itself. Its deficiency is 377309825407281161218

Bases of 400990807436328524801

• Binary: 101011011110011011101100001101101001010101111011011010101110000000001₂
• Hexadecimal: 0x15BCDD86D2AF6D5C01
• Base-36: 2CMJG1YZNQZXTT

Squares and roots of 400990807436328524801

• 400990807436328524801 squared (400990807436328524801²) is 160793627648438703744527590369016872089601
• 400990807436328524801 cubed (400990807436328524801³) is 64476766581363794453796586551559901618181228313541914622694401
• The square root of 400990807436328524801 is 20024754865.8236644293
• The cube root of 400990807436328524801 is 7374141.5907845171

Scales and comparisons

• 400,990,807,436,328,524,801 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 400,990,807,436,328,524,801 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 400990807436328524801 cubic inches would be around 614511.8 feet tall.

Recreational maths with 400990807436328524801

• 400990807436328524801 backwards is 108425823634708099004
• The number of decimal digits it has is: 21
• The sum of 400990807436328524801's digits is 83
• More coming soon!