40904769381

Names of 40904769381

• Cardinal: 40904769381 can be written as Forty billion, nine hundred four million, seven hundred sixty-nine thousand, three hundred eighty-one.

Scientific notation

• Scientific notation: 4.0904769381 × 10¹⁰

Factors of 40904769381

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 19770

Divisors of 40904769381

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 19 21 29 57 87 133 181 203 399 543 551 609 1267 1653 3439 3801 3857 5249 10317 11571 15747 19531 24073 36743 58593 72219 99731 110229 136717 299193 371089 410151 566399 698117 1113267 1699197 2094351 2597623 3535111 3964793 7792869 10605333 10761581 11894379 24745777 32284743 67167109 74237331 75331067 102518219 201501327 225993201 307554657 470169763 717627533 1410509289 1947846161 2152882599 5843538483 13634923127 40904769381
• Sum of all divisors σ(n): 68252620800
• Sum of proper divisors (its aliquot sum) s(n): 27347851419
• 40904769381 is a deficient number, because the sum of its proper divisors (27347851419) is less than itself. Its deficiency is 13556917962

Bases of 40904769381

• Binary: 100110000110000111010011111101100101₂
• Hexadecimal: 0x9861D3F65
• Base-36: ISHN61X

Squares and roots of 40904769381

• 40904769381 squared (40904769381²) is 1673200158112795123161
• 40904769381 cubed (40904769381³) is 68441866595856620698202196733341
• The square root of 40904769381 is 202249.2753534607
• The cube root of 40904769381 is 3445.5454482677

Scales and comparisons

• 40,904,769,381 seconds is equal to 1,300 years, 33 weeks, 3 days, 19 hours, 56 minutes, 21 seconds.
• To count from 1 to 40,904,769,381 would take you about two thousand, six hundred one 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 40904769381 cubic inches would be around 287.1 feet tall.

Recreational maths with 40904769381

• 40904769381 backwards is 18396740904
• The number of decimal digits it has is: 11
• The sum of 40904769381's digits is 51
• More coming soon!