3 years ago

What is the greatest prime you must consider to test whether 1471 is prime?

Mathematics

1 answer:

a_sh-v [17]3 years ago

8 0

Answer:

1471

Step-by-step explanation:

First we have to check if it is divisible with the first 15 prime numbers

1471÷2=735.5(not divisible)

1471÷3=490.33( not divisible)

1471÷5=294.2( not divisible)

1471÷7=210.14(not divisible)

1471÷11=133.73(not divisible)

1471÷13=113.15(not divisible )

1471÷17=86.53(not divisible )

1471÷19=77.42(not divisible )

1471÷23=63.96(not divisible )

1471÷29=50.72(not divisible )

1471÷31=47.45(not divisible )

1471÷37=39.76(not divisible )

1471÷41=35.88(not divisible )

1471÷43=34.20(not divisible )

1471÷47=31.39(not divisible )

1471÷53=27.75

1471÷61=24.11

1471÷67=21.85 ......

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