29407907820

Names of 29407907820

• Cardinal: 29407907820 can be written as Twenty-nine billion, four hundred seven million, nine hundred seven thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 2.940790782 × 10¹⁰

Factors of 29407907820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 17797

Divisors of 29407907820

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 30 60 107 214 263 321 428 526 535 642 789 1052 1070 1284 1315 1578 1605 2140 2630 3156 3210 3945 5260 6420 7890 15780 17417 28141 34834 52251 56282 69668 84423 87085 104502 112564 140705 168846 174170 209004 261255 281410 337692 348340 422115 522510 562820 844230 1045020 1688460 1863619 3727238 4580671 5590857 7454476 9161342 9318095 11181714 13742013 18322684 18636190 22363428 22903355 27484026 27954285 37272380 45806710 54968052 55908570 68710065 91613420 111817140 137420130 274840260 490131797 980263594 1470395391 1960527188 2450658985 2940790782 4901317970 5881581564 7351976955 9802635940 14703953910 29407907820
• Sum of all divisors σ(n): 83432498688
• Sum of proper divisors (its aliquot sum) s(n): 54024590868
• 29407907820 is an abundant number, because the sum of its proper divisors (54024590868) is greater than itself. Its abundance is 24616683048

Bases of 29407907820

• Binary: 11011011000110110010000111111101100₂
• Hexadecimal: 0x6D8D90FEC
• Base-36: DICPIWC

Squares and roots of 29407907820

• 29407907820 squared (29407907820²) is 864825042349617152400
• 29407907820 cubed (29407907820³) is 25432695125845137430070091768000
• The square root of 29407907820 is 171487.3401158233
• The cube root of 29407907820 is 3086.6546612823

Scales and comparisons

• 29,407,907,820 seconds is equal to 935 years, 4 weeks, 1 day, 7 hours, 17 minutes.
• To count from 1 to 29,407,907,820 would take you about one thousand, eight hundred seventy 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 29407907820 cubic inches would be around 257.2 feet tall.

Recreational maths with 29407907820

• 29407907820 backwards is 02870970492
• The number of decimal digits it has is: 11
• The sum of 29407907820's digits is 48
• More coming soon!