40347820290

Names of 40347820290

• Cardinal: 40347820290 can be written as Forty billion, three hundred forty-seven million, eight hundred twenty thousand, two hundred ninety.

Scientific notation

• Scientific notation: 4.034782029 × 10¹⁰

Factors of 40347820290

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 13467

Divisors of 40347820290

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 10 15 30 31 62 93 155 186 310 465 930 5417 8009 10834 16018 16251 24027 27085 32502 40045 48054 54170 80090 81255 120135 162510 167927 240270 248279 335854 496558 503781 744837 839635 1007562 1241395 1489674 1679270 2482790 2518905 3724185 5037810 7448370 43384753 86769506 130154259 216923765 260308518 433847530 650771295 1301542590 1344927343 2689854686 4034782029 6724636715 8069564058 13449273430 20173910145 40347820290
• Sum of all divisors σ(n): 99989406720
• Sum of proper divisors (its aliquot sum) s(n): 59641586430
• 40347820290 is an abundant number, because the sum of its proper divisors (59641586430) is greater than itself. Its abundance is 19293766140

Bases of 40347820290

• Binary: 100101100100111010101110000100000010₂
• Hexadecimal: 0x964EAE102
• Base-36: IJA1TDU

Squares and roots of 40347820290

• 40347820290 squared (40347820290²) is 1627946602154135684100
• 40347820290 cubed (40347820290³) is 65684096945431193462343010389000
• The square root of 40347820290 is 200867.6686029885
• The cube root of 40347820290 is 3429.8360380843

Scales and comparisons

• 40,347,820,290 seconds is equal to 1,282 years, 48 weeks, 4 days, 15 hours, 51 minutes, 30 seconds.
• To count from 1 to 40,347,820,290 would take you about two thousand, five hundred sixty-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 40347820290 cubic inches would be around 285.8 feet tall.

Recreational maths with 40347820290

• 40347820290 backwards is 09202874304
• The number of decimal digits it has is: 11
• The sum of 40347820290's digits is 39
• More coming soon!