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.

Answers distribution

23882990
16769023
38377296
11723835
answers
flagFinland
0%
100%
0%
0%
13
flagAustralia
0%
86%
0%
9%
22
flagSweden
0%
80%
0%
20%
10
flagCanada
12%
79%
0%
8%
24
flagIndia
9%
78%
9%
3%
55
flagDenmark
13%
73%
0%
13%
15
flagthe United States
7%
72%
8%
7%
214
flagUnknown
2%
70%
12%
14%
47
flagFrance
9%
68%
3%
18%
32
flagRepublic of Ireland
0%
67%
7%
21%
28
flagItaly
16%
66%
8%
8%
24
flagPoland
8%
65%
8%
15%
10368
flagCzech Republic
21%
64%
7%
7%
14
flagthe United Kingdom
8%
63%
7%
19%
268
flagNorway
18%
62%
9%
9%
32
flagGermany
11%
55%
9%
22%
163
flagthe Netherlands
6%
55%
17%
20%
29
flagSpain
20%
50%
0%
30%
10
flagthe Philippines
33%
44%
5%
5%
18

Gender

men63%
women64%
23882990
9%
9%
16769023
63%
64%
38377296
10%
9%
11723835
16%
15%

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Which of the following is a prime number?
415
69%

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Author: Sumit Tamang
Illustration: Procsilas Moscas
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