there are 10 palindromic numbers between 9000 and 10000 9009,9119,9229,9339,9449,9559,9669,9779,9889,9999
625*16=10,000 5 to the power of 4 *4 to the power of 2.
The square numbers integers between 576 and 10000 (and their square roots, in the left column) are: 245762562526676277292878429841309003196132102433108934115635122536129637136938144439152140160041168142176443184944193645202546211647220948230449240150250051260152270453280954291655302556313657324958336459348160360061372162384463396964409665422566435667448968462469476170490071504172518473532974547675562576577677592978608479624180640081656182672483688984705685722586739687756988774489792190810091828192846493864994883695902596921697940998960499980110010000
Prime numbers are infinite.
3,333
Their sum is 10000.
There are 1229 prime numbers that are less than 10000.
there are 10 palindromic numbers between 9000 and 10000 9009,9119,9229,9339,9449,9559,9669,9779,9889,9999
625*16=10,000 5 to the power of 4 *4 to the power of 2.
The square numbers integers between 576 and 10000 (and their square roots, in the left column) are: 245762562526676277292878429841309003196132102433108934115635122536129637136938144439152140160041168142176443184944193645202546211647220948230449240150250051260152270453280954291655302556313657324958336459348160360061372162384463396964409665422566435667448968462469476170490071504172518473532974547675562576577677592978608479624180640081656182672483688984705685722586739687756988774489792190810091828192846493864994883695902596921697940998960499980110010000
Prime numbers are infinite.
There are eight such numbers.
Put the 10000 numbers into cells, say from A1 to A10000 and then enter the following formula into a cell: =AVERAGE(A1:A10000)
10000
The first two prime numbers after 10000 are 10007 and 10009.
8000
3,333