3490781

Names of 3490781

• Cardinal: 3490781 can be written as Three million, four hundred ninety thousand, seven hundred eighty-one.

Scientific notation

• Scientific notation: 3.490781 × 10⁶

Factors of 3490781

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 12211

Divisors of 3490781

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 41 287 12163 85141 498683 3490781
• Sum of all divisors σ(n): 4087104
• Sum of proper divisors (its aliquot sum) s(n): 596323
• 3490781 is a deficient number, because the sum of its proper divisors (596323) is less than itself. Its deficiency is 2894458

Bases of 3490781

• Binary: 1101010100001111011101₂
• Hexadecimal: 0x3543DD
• Base-36: 22TI5

Squares and roots of 3490781

• 3490781 squared (3490781²) is 12185551989961
• 3490781 cubed (3490781³) is 42537093361068049541
• The square root of 3490781 is 1868.3631873915
• The cube root of 3490781 is 151.6960251233

Scales and comparisons

• 3,490,781 seconds is equal to 5 weeks, 5 days, 9 hours, 39 minutes, 41 seconds.
• To count from 1 to 3,490,781 would take you about eight weeks!

  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 3490781 cubic inches would be around 12.6 feet tall.

Recreational maths with 3490781

• 3490781 backwards is 1870943
• The number of decimal digits it has is: 7
• The sum of 3490781's digits is 32
• More coming soon!