20208251200

Names of 20208251200

• Cardinal: 20208251200 can be written as Twenty billion, two hundred eight million, two hundred fifty-one thousand, two hundred.

Scientific notation

• Scientific notation: 2.02082512 × 10¹⁰

Factors of 20208251200

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 115989

Divisors of 20208251200

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 109 160 200 218 320 400 436 545 800 872 1090 1600 1744 2180 2725 3488 4360 5450 6976 8720 10900 17440 21800 34880 43600 87200 115873 174400 231746 463492 579365 926984 1158730 1853968 2317460 2896825 3707936 4634920 5793650 7415872 9269840 11587300 12630157 18539680 23174600 25260314 37079360 46349200 50520628 63150785 92698400 101041256 126301570 185396800 202082512 252603140 315753925 404165024 505206280 631507850 808330048 1010412560 1263015700 2020825120 2526031400 4041650240 5052062800 10104125600 20208251200
• Sum of all divisors σ(n): 50181553180
• Sum of proper divisors (its aliquot sum) s(n): 29973301980
• 20208251200 is an abundant number, because the sum of its proper divisors (29973301980) is greater than itself. Its abundance is 9765050780

Bases of 20208251200

• Binary: 10010110100100000010111000101000000₂
• Hexadecimal: 0x4B4817140
• Base-36: 9A7GYF4

Squares and roots of 20208251200

• 20208251200 squared (20208251200²) is 408373416562301440000
• 20208251200 cubed (20208251200³) is 8252512585293227949641728000000
• The square root of 20208251200 is 142155.7286921635
• The cube root of 20208251200 is 2723.8064497785

Scales and comparisons

• 20,208,251,200 seconds is equal to 642 years, 29 weeks, 19 hours, 6 minutes, 40 seconds.
• To count from 1 to 20,208,251,200 would take you about one thousand, two hundred eighty-five 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 20208251200 cubic inches would be around 227 feet tall.

Recreational maths with 20208251200

• 20208251200 backwards is 00215280202
• The number of decimal digits it has is: 11
• The sum of 20208251200's digits is 22
• More coming soon!