1381774400

Names of 1381774400

• Cardinal: 1381774400 can be written as One billion, three hundred eighty-one million, seven hundred seventy-four thousand, four hundred.

Scientific notation

• Scientific notation: 1.3817744 × 10⁹

Factors of 1381774400

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 863616

Divisors of 1381774400

• Number of divisors d(n): 42
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 160 200 320 400 800 1600 863609 1727218 3454436 4318045 6908872 8636090 13817744 17272180 21590225 27635488 34544360 43180450 55270976 69088720 86360900 138177440 172721800 276354880 345443600 690887200 1381774400
• Sum of all divisors σ(n): 3400032570
• Sum of proper divisors (its aliquot sum) s(n): 2018258170
• 1381774400 is an abundant number, because the sum of its proper divisors (2018258170) is greater than itself. Its abundance is 636483770

Bases of 1381774400

• Binary: 1010010010111000011010001000000₂
• Hexadecimal: 0x525C3440
• Base-36: MUO7Y8

Squares and roots of 1381774400

• 1381774400 squared (1381774400²) is 1909300492495360000
• 1381774400 cubed (1381774400³) is 2638222542437480566784000000
• The square root of 1381774400 is 37172.2261910691
• The cube root of 1381774400 is 1113.8132520049

Scales and comparisons

• 1,381,774,400 seconds is equal to 43 years, 48 weeks, 4 days, 18 hours, 13 minutes, 20 seconds.
• To count from 1 to 1,381,774,400 would take you about eighty-seven 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 1381774400 cubic inches would be around 92.8 feet tall.

Recreational maths with 1381774400

• 1381774400 backwards is 0044771831
• The number of decimal digits it has is: 10
• The sum of 1381774400's digits is 35
• More coming soon!