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  2. Mental calculation - Wikipedia

    en.wikipedia.org/wiki/Mental_calculation

    Add 5 + 9 = 14 so 4 is placed on the left side of the result and carry the 1. result: 49; Similarly add 7 + 5 = 12, then add the carried 1 to get 13. Place 3 to the result and carry the 1. result: 349; Add the carried 1 to the highest valued digit in the multiplier, 7 + 1 = 8, and copy to the result to finish. Final product of 759 × 11: 8349

  3. 100,000,000 - Wikipedia

    en.wikipedia.org/wiki/100,000,000

    100,000,000 (one hundred million) is the natural number following 99,999,999 and preceding 100,000,001. In scientific notation , it is written as 10 8 . East Asian languages treat 100,000,000 as a counting unit, significant as the square of a myriad , also a counting unit.

  4. Names of large numbers - Wikipedia

    en.wikipedia.org/wiki/Names_of_large_numbers

    The highest numerical value banknote ever printed was a note for 1 sextillion pengő (10 21 or 1 milliard bilpengő as printed) printed in Hungary in 1946. In 2009, Zimbabwe printed a 100 trillion (10 14 ) Zimbabwean dollar note, which at the time of printing was worth about US$30. [ 13 ]

  5. How Far $1 Million Plus Social Security Goes in the Western ...

    www.aol.com/finance/far-1-million-plus-social...

    Here’s a look at how far $1 million plus Social Security will go in the Western states. Hawaii. Average monthly expenditure cost: $2,761. Annual total cost of living for one person after SS ...

  6. Table of prime factors - Wikipedia

    en.wikipedia.org/wiki/Table_of_prime_factors

    A perfect power has a common divisor m > 1 for all multiplicities (it is of the form a m for some a > 1 and m > 1). The first: 4, 8, 9, 16, 25, 27, 32, 36, 49, 64, 81, 100 (sequence A001597 in the OEIS). 1 is sometimes included. A powerful number (also called squareful) has multiplicity above 1 for all prime

  7. 1,000,000,000 - Wikipedia

    en.wikipedia.org/wiki/1,000,000,000

    In the Indian numbering system, it is known as 100 crore or 1 arab. 1,000,000,000 is also the cube of 1000 . It is a common metric used in macroeconomics when describing national economies.

  8. Googol - Wikipedia

    en.wikipedia.org/wiki/Googol

    The decay time for a supermassive black hole of roughly 1 galaxy-mass (10 11 solar masses) due to Hawking radiation is on the order of 10 100 years. [7] Therefore, the heat death of an expanding universe is lower-bounded to occur at least one googol years in the future. A googol is considerably smaller than a centillion. [8]

  9. Conversion of units - Wikipedia

    en.wikipedia.org/wiki/Conversion_of_units

    1 mile = 5280 feet and 1 hour = 3600 seconds; Next use the above equations to construct a fraction that has a value of unity and that contains units such that, when it is multiplied with the original physical value, will cancel the original units: