4138990272

Names of 4138990272

• Cardinal: 4138990272 can be written as Four billion, one hundred thirty-eight million, nine hundred ninety thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 4.138990272 × 10⁹

Factors of 4138990272

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 140919

Divisors of 4138990272

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 27 32 34 36 48 51 54 64 68 72 96 102 108 136 144 153 192 204 216 272 288 306 408 432 459 544 576 612 816 864 918 1088 1224 1632 1728 1836 2448 3264 3672 4896 7344 9792 14688 29376 140897 281794 422691 563588 845382 1127176 1268073 1690764 2254352 2395249 2536146 3381528 3804219 4508704 4790498 5072292 6763056 7185747 7608438 9017408 9580996 10144584 13526112 14371494 15216876 19161992 20289168 21557241 27052224 28742988 30433752 38323984 40578336 43114482 57485976 60867504 64671723 76647968 81156672 86228964 114971952 121735008 129343446 153295936 172457928 229943904 243470016 258686892 344915856 459887808 517373784 689831712 1034747568 1379663424 2069495136 4138990272
• Sum of all divisors σ(n): 12883713120
• Sum of proper divisors (its aliquot sum) s(n): 8744722848
• 4138990272 is an abundant number, because the sum of its proper divisors (8744722848) is greater than itself. Its abundance is 4605732576

Bases of 4138990272

• Binary: 11110110101100111111101011000000₂
• Hexadecimal: 0xF6B3FAC0
• Base-36: 1WG8XC0

Squares and roots of 4138990272

• 4138990272 squared (4138990272²) is 17131240471710633984
• 4138990272 cubed (4138990272³) is 70906037659703005258728603648
• The square root of 4138990272 is 64334.9848216349
• The cube root of 4138990272 is 1605.5782212209

Scales and comparisons

• 4,138,990,272 seconds is equal to 131 years, 31 weeks, 3 days, 23 hours, 31 minutes, 12 seconds.
• To count from 1 to 4,138,990,272 would take you about two hundred sixty-three 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 4138990272 cubic inches would be around 133.8 feet tall.

Recreational maths with 4138990272

• 4138990272 backwards is 2720998314
• The number of decimal digits it has is: 10
• The sum of 4138990272's digits is 45
• More coming soon!