3994340931

Names of 3994340931

• Cardinal: 3994340931 can be written as Three billion, nine hundred ninety-four million, three hundred forty thousand, nine hundred thirty-one.

Scientific notation

• Scientific notation: 3.994340931 × 10⁹

Factors of 3994340931

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 226

Divisors of 3994340931

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 21 23 27 63 69 81 161 189 193 207 243 483 529 567 579 621 1351 1449 1587 1701 1737 1863 3703 4053 4347 4439 4761 5211 5589 11109 12159 12167 13041 13317 14283 15633 31073 33327 36477 36501 39123 39951 42849 46899 85169 93219 99981 102097 109431 109503 119853 128547 255507 279657 299943 306291 328293 328509 359559 714679 766521 838971 899829 918873 985527 1078677 2144037 2299563 2348231 2516913 2756619 2956581 6432111 6898689 7044693 7550739 8269857 16437617 19296333 20696067 21134079 24809571 49312851 57888999 63402237 147938553 173666997 190206711 443815659 570620133 1331446977 3994340931
• Sum of all divisors σ(n): 7185884160
• Sum of proper divisors (its aliquot sum) s(n): 3191543229
• 3994340931 is a deficient number, because the sum of its proper divisors (3191543229) is less than itself. Its deficiency is 802797702

Bases of 3994340931

• Binary: 11101110000101001100111001000011₂
• Hexadecimal: 0xEE14CE43
• Base-36: 1U24L6R

Squares and roots of 3994340931

• 3994340931 squared (3994340931²) is 15954759473061946761
• 3994340931 cubed (3994340931³) is 63728748807511325846005174491
• The square root of 3994340931 is 63200.7984997025
• The cube root of 3994340931 is 1586.6520976515

Scales and comparisons

• 3,994,340,931 seconds is equal to 127 years, 2 days, 19 hours, 8 minutes, 51 seconds.
• To count from 1 to 3,994,340,931 would take you about two hundred fifty-four 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 3994340931 cubic inches would be around 132.2 feet tall.

Recreational maths with 3994340931

• 3994340931 backwards is 1390434993
• The number of decimal digits it has is: 10
• The sum of 3994340931's digits is 45
• More coming soon!