28442147904

Names of 28442147904

• Cardinal: 28442147904 can be written as Twenty-eight billion, four hundred forty-two million, one hundred forty-seven thousand, nine hundred four.

Scientific notation

• Scientific notation: 2.8442147904 × 10¹⁰

Factors of 28442147904

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 7032

Divisors of 28442147904

• Number of divisors d(n): 63
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 144 192 288 576 7027 14054 21081 28108 42162 56216 63243 84324 112432 126486 168648 224864 252972 337296 449728 505944 674592 1011888 1349184 2023776 4047552 49378729 98757458 148136187 197514916 296272374 395029832 444408561 592544748 790059664 888817122 1185089496 1580119328 1777634244 2370178992 3160238656 3555268488 4740357984 7110536976 9480715968 14221073952 28442147904
• Sum of all divisors σ(n): 81535884807
• Sum of proper divisors (its aliquot sum) s(n): 53093736903
• 28442147904 is an abundant number, because the sum of its proper divisors (53093736903) is greater than itself. Its abundance is 24651588999

Bases of 28442147904

• Binary: 11010011111010010001011110001000000₂
• Hexadecimal: 0x69F48BC40
• Base-36: D2DPXS0

Squares and roots of 28442147904

• 28442147904 squared (28442147904²) is 808955777393011593216
• 28442147904 cubed (28442147904³) is 23008439868407335270236155019264
• 28442147904 is a perfect square number. Its square root is 168648
• The cube root of 28442147904 is 3052.4891586847

Scales and comparisons

• 28,442,147,904 seconds is equal to 904 years, 19 weeks, 2 days, 12 hours, 38 minutes, 24 seconds.
• To count from 1 to 28,442,147,904 would take you about one thousand, eight hundred eight 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 28442147904 cubic inches would be around 254.4 feet tall.

Recreational maths with 28442147904

• 28442147904 backwards is 40974124482
• The number of decimal digits it has is: 11
• The sum of 28442147904's digits is 45
• More coming soon!