1400210645

Names of 1400210645

• Cardinal: 1400210645 can be written as One billion, four hundred million, two hundred ten thousand, six hundred forty-five.

Scientific notation

• Scientific notation: 1.400210645 × 10⁹

Factors of 1400210645

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 550695

Divisors of 1400210645

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 509 2545 550181 2750905 280042129 1400210645
• Sum of all divisors σ(n): 1683556920
• Sum of proper divisors (its aliquot sum) s(n): 283346275
• 1400210645 is a deficient number, because the sum of its proper divisors (283346275) is less than itself. Its deficiency is 1116864370

Bases of 1400210645

• Binary: 1010011011101011000010011010101₂
• Hexadecimal: 0x537584D5
• Base-36: N5NDG5

Squares and roots of 1400210645

• 1400210645 squared (1400210645²) is 1960589850371316025
• 1400210645 cubed (1400210645³) is 2745238778968873900864086125
• The square root of 1400210645 is 37419.3886240809
• The cube root of 1400210645 is 1118.7450455135

Scales and comparisons

• 1,400,210,645 seconds is equal to 44 years, 27 weeks, 1 day, 3 hours, 24 minutes, 5 seconds.
• To count from 1 to 1,400,210,645 would take you about eighty-nine 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 1400210645 cubic inches would be around 93.2 feet tall.

Recreational maths with 1400210645

• 1400210645 backwards is 5460120041
• The number of decimal digits it has is: 10
• The sum of 1400210645's digits is 23
• More coming soon!