129360907341520

Names of 129360907341520

• Cardinal: 129360907341520 can be written as One hundred twenty-nine trillion, three hundred sixty billion, nine hundred seven million, three hundred forty-one thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.2936090734152 × 10¹⁴

Factors of 129360907341520

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 43703009281

Divisors of 129360907341520

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 8 10 16 20 37 40 74 80 148 185 296 370 592 740 1480 2960 43703009237 87406018474 174812036948 218515046185 349624073896 437030092370 699248147792 874060184740 1617011341769 1748120369480 3234022683538 3496240738960 6468045367076 8085056708845 12936090734152 16170113417690 25872181468304 32340226835380 64680453670760 129360907341520
• Sum of all divisors σ(n): 308892869294184
• Sum of proper divisors (its aliquot sum) s(n): 179531961952664
• 129360907341520 is an abundant number, because the sum of its proper divisors (179531961952664) is greater than itself. Its abundance is 50171054611144

Bases of 129360907341520

• Binary: 11101011010011100101110111011100000111011010000₂
• Hexadecimal: 0x75A72EEE0ED0
• Base-36: 19URKW8C0G

Squares and roots of 129360907341520

• 129360907341520 squared (129360907341520²) is 16734244348221323033915910400
• 129360907341520 cubed (129360907341520³) is 2164757032560613314211900173617694519808000
• The square root of 129360907341520 is 11373693.6542848735
• The cube root of 129360907341520 is 50574.8206132541

Scales and comparisons

• 129,360,907,341,520 seconds is equal to 4,113,276 years, 37 weeks, 20 hours, 38 minutes, 40 seconds.
• To count from 1 to 129,360,907,341,520 would take you about ten million, two hundred eighty-three thousand, one hundred ninety-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 129360907341520 cubic inches would be around 4214.6 feet tall.

Recreational maths with 129360907341520

• 129360907341520 backwards is 025143709063921
• The number of decimal digits it has is: 15
• The sum of 129360907341520's digits is 52
• More coming soon!