3920144942

Names of 3920144942

• Cardinal: 3920144942 can be written as Three billion, nine hundred twenty million, one hundred forty-four thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 3.920144942 × 10⁹

Factors of 3920144942

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 95

Divisors of 3920144942

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 7 14 19 38 49 67 98 133 134 266 343 469 686 931 938 1273 1862 2546 3283 4489 6517 6566 8911 8978 13034 17822 22981 31423 45962 62377 62846 85291 124754 170582 219961 300763 436639 439922 597037 601526 873278 1194074 1539727 2105341 3079454 4179259 4210682 5714497 8358518 11428994 14737387 29254813 29474774 40001479 58509626 80002958 103161709 206323418 280010353 560020706 1960072471 3920144942
• Sum of all divisors σ(n): 7327680000
• Sum of proper divisors (its aliquot sum) s(n): 3407535058
• 3920144942 is a deficient number, because the sum of its proper divisors (3407535058) is less than itself. Its deficiency is 512609884

Bases of 3920144942

• Binary: 11101001101010001010101000101110₂
• Hexadecimal: 0xE9A8AA2E
• Base-36: 1STYB72

Squares and roots of 3920144942

• 3920144942 squared (3920144942²) is 15367536366288183364
• 3920144942 cubed (3920144942³) is 60242969957305681328753144888
• The square root of 3920144942 is 62611.0608598833
• The cube root of 3920144942 is 1576.7664657889

Scales and comparisons

• 3,920,144,942 seconds is equal to 124 years, 33 weeks, 5 days, 1 hour, 9 minutes, 2 seconds.
• To count from 1 to 3,920,144,942 would take you about two hundred forty-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 3920144942 cubic inches would be around 131.4 feet tall.

Recreational maths with 3920144942

• 3920144942 backwards is 2494410293
• 3920144942 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 3920144942's digits is 38
• More coming soon!