129579847206720

Names of 129579847206720

• Cardinal: 129579847206720 can be written as One hundred twenty-nine trillion, five hundred seventy-nine billion, eight hundred forty-seven million, two hundred six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.2957984720672 × 10¹⁴

Factors of 129579847206720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 134979007517

Divisors of 129579847206720

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 160 192 240 320 480 960 134979007507 269958015014 404937022521 539916030028 674895037535 809874045042 1079832060056 1349790075070 1619748090084 2024685112605 2159664120112 2699580150140 3239496180168 4049370225210 4319328240224 5399160300280 6478992360336 8098740450420 8638656480448 10798320600560 12957984720672 16197480900840 21596641201120 25915969441344 32394961801680 43193282402240 64789923603360 129579847206720
• Sum of all divisors σ(n): 411416014884384
• Sum of proper divisors (its aliquot sum) s(n): 281836167677664
• 129579847206720 is an abundant number, because the sum of its proper divisors (281836167677664) is greater than itself. Its abundance is 152256320470944

Bases of 129579847206720

• Binary: 11101011101101000101000110000110100011101000000₂
• Hexadecimal: 0x75DA28C34740
• Base-36: 19XK5RDH6O

Squares and roots of 129579847206720

• 129579847206720 squared (129579847206720²) is 16790936802116900986413158400
• 129579847206720 cubed (129579847206720³) is 2175767025275999761667171916170092904448000
• The square root of 129579847206720 is 11383314.4209724787
• The cube root of 129579847206720 is 50603.3367074161

Scales and comparisons

• 129,579,847,206,720 seconds is equal to 4,120,238 years, 16 weeks, 6 days, 1 hour, 52 minutes.
• To count from 1 to 129,579,847,206,720 would take you about ten million, three hundred thousand, five hundred ninety-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 129579847206720 cubic inches would be around 4216.9 feet tall.

Recreational maths with 129579847206720

• 129579847206720 backwards is 027602748975921
• The number of decimal digits it has is: 15
• The sum of 129579847206720's digits is 69
• More coming soon!