20329539472

Names of 20329539472

• Cardinal: 20329539472 can be written as Twenty billion, three hundred twenty-nine million, five hundred thirty-nine thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.0329539472 × 10¹⁰

Factors of 20329539472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1159

Divisors of 20329539472

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 11 16 22 44 88 107 176 214 428 856 1039 1177 1712 2078 2354 4156 4708 8312 9416 11429 16624 18832 22858 45716 91432 111173 182864 222346 444692 889384 1079521 1222903 1778768 2159042 2445806 4318084 4891612 8636168 9783224 11874731 17272336 19566448 23749462 47498924 94997848 115508747 189995696 231017494 462034988 924069976 1270596217 1848139952 2541192434 5082384868 10164769736 20329539472
• Sum of all divisors σ(n): 43412618736
• Sum of proper divisors (its aliquot sum) s(n): 23083079264
• 20329539472 is an abundant number, because the sum of its proper divisors (23083079264) is greater than itself. Its abundance is 2753539792

Bases of 20329539472

• Binary: 10010111011101111000010011110010000₂
• Hexadecimal: 0x4BBBC2790
• Base-36: 9C7OL1S

Squares and roots of 20329539472

• 20329539472 squared (20329539472²) is 413290175143606038784
• 20329539472 cubed (20329539472³) is 8401998928971732233876890882048
• The square root of 20329539472 is 142581.6940283709
• The cube root of 20329539472 is 2729.2449383533

Scales and comparisons

• 20,329,539,472 seconds is equal to 646 years, 21 weeks, 4 days, 14 hours, 17 minutes, 52 seconds.
• To count from 1 to 20,329,539,472 would take you about one thousand, two hundred ninety-two 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 20329539472 cubic inches would be around 227.4 feet tall.

Recreational maths with 20329539472

• 20329539472 backwards is 27493592302
• The number of decimal digits it has is: 11
• The sum of 20329539472's digits is 46
• More coming soon!