309120136929

Names of 309120136929

• Cardinal: 309120136929 can be written as Three hundred nine billion, one hundred twenty million, one hundred thirty-six thousand, nine hundred twenty-nine.

Scientific notation

• Scientific notation: 3.09120136929 × 10¹¹

Factors of 309120136929

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2315

Divisors of 309120136929

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 19 57 67 113 171 201 339 603 1017 1273 2113 2147 3819 6339 6441 7571 11457 12769 19017 19323 22713 38307 40147 68139 114921 120441 141571 143849 238769 242611 361323 424713 431547 716307 727833 855523 1274139 1294641 2148921 2183499 2566569 2689849 4536611 7699707 8069547 13609833 15997523 16254937 24208641 26980897 40829499 47992569 48764811 80942691 143977707 146294433 242828073 303952937 512637043 911858811 1537911129 1807720099 2735576433 4613733387 5423160297 16269480891 34346681881 103040045643 309120136929
• Sum of all divisors σ(n): 481508824160
• Sum of proper divisors (its aliquot sum) s(n): 172388687231
• 309120136929 is a deficient number, because the sum of its proper divisors (172388687231) is less than itself. Its deficiency is 136731449698

Bases of 309120136929

• Binary: 100011111111000111111101111011011100001₂
• Hexadecimal: 0x47F8FEF6E1
• Base-36: 3Y0A5C69

Squares and roots of 309120136929

• 309120136929 squared (309120136929²) is 95555259055003709551041
• 309120136929 cubed (309120136929³) is 29538054763368813839020739034493089
• The square root of 309120136929 is 555985.7344653727
• The cube root of 309120136929 is 6761.4903472763

Scales and comparisons

• 309,120,136,929 seconds is equal to 9,829 years, 3 weeks, 2 days, 8 hours, 42 minutes, 9 seconds.
• To count from 1 to 309,120,136,929 would take you about nineteen thousand, six hundred fifty-eight 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 309120136929 cubic inches would be around 563.5 feet tall.

Recreational maths with 309120136929

• 309120136929 backwards is 929631021903
• The number of decimal digits it has is: 12
• The sum of 309120136929's digits is 45
• More coming soon!