129426304950

Names of 129426304950

• Cardinal: 129426304950 can be written as One hundred twenty-nine billion, four hundred twenty-six million, three hundred four thousand, nine hundred fifty.

Scientific notation

• Scientific notation: 1.2942630495 × 10¹¹

Factors of 129426304950

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4168352

Divisors of 129426304950

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 23 25 27 30 45 46 50 54 69 75 90 115 135 138 150 207 225 230 270 345 414 450 575 621 675 690 1035 1150 1242 1350 1725 2070 3105 3450 5175 6210 10350 15525 31050 4168319 8336638 12504957 20841595 25009914 37514871 41683190 62524785 75029742 95871337 104207975 112544613 125049570 187574355 191742674 208415950 225089226 287614011 312623925 375148710 479356685 562723065 575228022 625247850 862842033 937871775 958713370 1125446130 1438070055 1725684066 1875743550 2396783425 2588526099 2813615325 2876140110 4314210165 4793566850 5177052198 5627230650 7190350275 8628420330 12942630495 14380700550 21571050825 25885260990 43142101650 64713152475 129426304950
• Sum of all divisors σ(n): 372147609600
• Sum of proper divisors (its aliquot sum) s(n): 242721304650
• 129426304950 is an abundant number, because the sum of its proper divisors (242721304650) is greater than itself. Its abundance is 113294999700

Bases of 129426304950

• Binary: 1111000100010011010001010111110110110₂
• Hexadecimal: 0x1E2268AFB6
• Base-36: 1NGH2W1I

Squares and roots of 129426304950

• 129426304950 squared (129426304950²) is 16751168413010394502500
• 129426304950 cubed (129426304950³) is 2168041831291090866400368537375000
• The square root of 129426304950 is 359758.6759898919
• The cube root of 129426304950 is 5058.3341773639

Scales and comparisons

• 129,426,304,950 seconds is equal to 4,115 years, 18 weeks, 3 days, 15 hours, 22 minutes, 30 seconds.
• To count from 1 to 129,426,304,950 would take you about eight thousand, two hundred thirty 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 129426304950 cubic inches would be around 421.5 feet tall.

Recreational maths with 129426304950

• 129426304950 backwards is 059403624921
• 129426304950 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129426304950's digits is 45
• More coming soon!