3138994

Names of 3138994

• Cardinal: 3138994 can be written as Three million, one hundred thirty-eight thousand, nine hundred ninety-four.

Scientific notation

• Scientific notation: 3.138994 × 10⁶

Factors of 3138994

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 68264

Divisors of 3138994

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 23 46 68239 136478 1569497 3138994
• Sum of all divisors σ(n): 4913280
• Sum of proper divisors (its aliquot sum) s(n): 1774286
• 3138994 is a deficient number, because the sum of its proper divisors (1774286) is less than itself. Its deficiency is 1364708

Bases of 3138994

• Binary: 1011111110010110110010₂
• Hexadecimal: 0x2FE5B2
• Base-36: 1VA2A

Squares and roots of 3138994

• 3138994 squared (3138994²) is 9853283332036
• 3138994 cubed (3138994³) is 30929397259561011784
• The square root of 3138994 is 1771.7206326055
• The cube root of 3138994 is 146.4187950527

Scales and comparisons

• 3,138,994 seconds is equal to 5 weeks, 1 day, 7 hours, 56 minutes, 34 seconds.
• To count from 1 to 3,138,994 would take you about seven 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 3138994 cubic inches would be around 12.2 feet tall.

Recreational maths with 3138994

• 3138994 backwards is 4998313
• The number of decimal digits it has is: 7
• The sum of 3138994's digits is 37
• More coming soon!