129442925000

Names of 129442925000

• Cardinal: 129442925000 can be written as One hundred twenty-nine billion, four hundred forty-two million, nine hundred twenty-five thousand.

Scientific notation

• Scientific notation: 1.29442925 × 10¹¹

Factors of 129442925000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 180

Divisors of 129442925000

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 20 25 40 50 100 125 173 200 250 346 500 625 692 865 1000 1250 1384 1730 2500 3125 3460 4325 5000 6250 6920 8650 12500 17300 21625 25000 29929 34600 43250 59858 86500 108125 119716 149645 173000 216250 239432 299290 432500 540625 598580 748225 865000 1081250 1197160 1496450 2162500 2992900 3741125 4325000 5177717 5985800 7482250 10355434 14964500 18705625 20710868 25888585 29929000 37411250 41421736 51777170 74822500 93528125 103554340 129442925 149645000 187056250 207108680 258885850 374112500 517771700 647214625 748225000 1035543400 1294429250 2588858500 3236073125 5177717000 6472146250 12944292500 16180365625 25888585000 32360731250 64721462500 129442925000
• Sum of all divisors σ(n): 305126173800
• Sum of proper divisors (its aliquot sum) s(n): 175683248800
• 129442925000 is an abundant number, because the sum of its proper divisors (175683248800) is greater than itself. Its abundance is 46240323800

Bases of 129442925000

• Binary: 1111000100011011001100100100111001000₂
• Hexadecimal: 0x1E236649C8
• Base-36: 1NGQZ45K

Squares and roots of 129442925000

• 129442925000 squared (129442925000²) is 16755470832555625000000
• 129442925000 cubed (129442925000³) is 2168877154318185325203125000000000
• The square root of 129442925000 is 359781.7741353777
• The cube root of 129442925000 is 5058.5506871083

Scales and comparisons

• 129,442,925,000 seconds is equal to 4,115 years, 46 weeks, 3 minutes, 20 seconds.
• To count from 1 to 129,442,925,000 would take you about eight thousand, two hundred thirty-one 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 129442925000 cubic inches would be around 421.5 feet tall.

Recreational maths with 129442925000

• 129442925000 backwards is 000529244921
• The number of decimal digits it has is: 12
• The sum of 129442925000's digits is 38
• More coming soon!