138498017200

Names of 138498017200

• Cardinal: 138498017200 can be written as One hundred thirty-eight billion, four hundred ninety-eight million, seventeen thousand, two hundred.

Scientific notation

• Scientific notation: 1.384980172 × 10¹¹

Factors of 138498017200

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 346245050

Divisors of 138498017200

• Number of divisors d(n): 30
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 346245043 692490086 1384980172 1731225215 2769960344 3462450430 5539920688 6924900860 8656126075 13849801720 17312252150 27699603440 34624504300 69249008600 138498017200
• Sum of all divisors σ(n): 332741487284
• Sum of proper divisors (its aliquot sum) s(n): 194243470084
• 138498017200 is an abundant number, because the sum of its proper divisors (194243470084) is greater than itself. Its abundance is 55745452884

Bases of 138498017200

• Binary: 10000000111111001000000000011110110000₂
• Hexadecimal: 0x203F2007B0
• Base-36: 1RMI560G

Squares and roots of 138498017200

• 138498017200 squared (138498017200²) is 19181700768331495840000
• 138498017200 cubed (138498017200³) is 2656627522937628726150048448000000
• The square root of 138498017200 is 372153.2173715553
• The cube root of 138498017200 is 5173.8581618875

Scales and comparisons

• 138,498,017,200 seconds is equal to 4,403 years, 42 weeks, 7 hours, 26 minutes, 40 seconds.
• To count from 1 to 138,498,017,200 would take you about eight thousand, eight hundred seven 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 138498017200 cubic inches would be around 431.2 feet tall.

Recreational maths with 138498017200

• 138498017200 backwards is 002710894831
• The number of decimal digits it has is: 12
• The sum of 138498017200's digits is 43
• More coming soon!