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
flagLithuania
0%
81%
9%
9%
11
flagCanada
11%
76%
3%
7%
26
flagIndia
11%
73%
8%
6%
60
flagUnknown
3%
72%
9%
13%
61
flagthe United States
7%
71%
8%
9%
226
flagRepublic of Ireland
0%
70%
6%
20%
30
flagFrance
11%
68%
2%
17%
35
flagDenmark
12%
68%
6%
12%
16
flagItaly
16%
66%
8%
8%
24
flagPoland
8%
65%
8%
15%
10856
flagthe United Arab Emirates
18%
63%
9%
9%
11
flagthe United Kingdom
8%
62%
8%
19%
275
flagNorway
18%
62%
9%
9%
32
flagCzech Republic
20%
60%
13%
6%
15
flagGermany
11%
55%
8%
22%
171
flagthe Netherlands
6%
55%
17%
20%
29
flagSpain
20%
50%
0%
30%
10
flagthe Philippines
31%
42%
5%
10%
19

Gender

men63%
women63%
23882990
9%
10%
16769023
63%
64%
38377296
10%
9%
11723835
16%
15%

Language versions

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Which of the following is a prime number?
445
66%

Details

Author: Sumit Tamang
Illustration: Procsilas Moscas
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