Write in words using the International system of numeration.
$438000$

(Four hundred thirty eight thousand/Fourty three thousand eight hundred)

Write in words using the International system of numeration
$1534628$

(Fifteen lakh thirty-four thousand six hundred and twenty-eight/One million five hundred thirty-four thousand six hundred twenty-eight)

Fill in the blank with "greater than", "less than" or "equal to".

$\mathrm{62,67,832}\_\_\_\_\_\mathrm{42,69,832}$

Write the place value of the underlined digit in the following numbers.

$6\underline{4},59,85,015$

Rewrite the number as per both systems of numeration (Indian and International) by placing commas at appropriate places. Also, write the number in words as per both the systems of numeration.

$5081924$ trees planted in the city.