Which of the following is a prime number?

23882990
16769023
38377296
11723835
A prime number has no positive divisors other than 1 and itself. Hence, a prime bigger than 2 cannot be even. All prime numbers bigger than 5, written in the usual decimal system, end in 1, 3, 7, or 9.
Sumit Tamang
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Answers by country

23882990
16769023
38377296
11723835
answers
flagIndia
7%
78%
7%
5%
102
flagUnknown
0%
72%
22%
4%
22
flagthe United Kingdom
7%
69%
12%
8%
71
flagthe United States
6%
67%
13%
10%
192
flagGermany
9%
64%
9%
16%
31
flagAustralia
5%
64%
5%
23%
17
flagPoland
10%
60%
9%
17%
14321
flagthe Philippines
27%
50%
4%
9%
22
flagPakistan
0%
21%
28%
42%
14