30491672770

Names of 30491672770

• Cardinal: 30491672770 can be written as Thirty billion, four hundred ninety-one million, six hundred seventy-two thousand, seven hundred seventy.

Scientific notation

• Scientific notation: 3.049167277 × 10¹⁰

Factors of 30491672770

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 13797174

Divisors of 30491672770

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 10 13 17 26 34 65 85 130 170 221 442 1105 2210 13797137 27594274 68985685 137971370 179362781 234551329 358725562 469102658 896813905 1172756645 1793627810 2345513290 3049167277 6098334554 15245836385 30491672770
• Sum of all divisors σ(n): 62583817968
• Sum of proper divisors (its aliquot sum) s(n): 32092145198
• 30491672770 is an abundant number, because the sum of its proper divisors (32092145198) is greater than itself. Its abundance is 1600472428

Bases of 30491672770

• Binary: 11100011001011100100000000011000010₂
• Hexadecimal: 0x7197200C2
• Base-36: E09YDAA

Squares and roots of 30491672770

• 30491672770 squared (30491672770²) is 929742108312759472900
• 30491672770 cubed (30491672770³) is 28349392127162558663384482933000
• The square root of 30491672770 is 174618.6495480939
• The cube root of 30491672770 is 3124.1155135651

Scales and comparisons

• 30,491,672,770 seconds is equal to 969 years, 28 weeks, 21 hours, 6 minutes, 10 seconds.
• To count from 1 to 30,491,672,770 would take you about one thousand, nine hundred thirty-nine 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 30491672770 cubic inches would be around 260.3 feet tall.

Recreational maths with 30491672770

• 30491672770 backwards is 07727619403
• The number of decimal digits it has is: 11
• The sum of 30491672770's digits is 46
• More coming soon!