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
flagUkraine
5%
88%
0%
2%
34
flagAustralia
0%
86%
0%
10%
30
flagIndia
10%
75%
7%
6%
78
flagthe United Arab Emirates
12%
75%
6%
6%
16
flagCanada
14%
71%
3%
7%
28
flagthe United States
7%
70%
8%
11%
285
flagFrance
12%
68%
2%
17%
41
flagPoland
9%
66%
8%
14%
16078
flagUnknown
7%
66%
9%
16%
918
flagRepublic of Ireland
9%
63%
4%
19%
41
flagthe United Kingdom
8%
62%
8%
20%
387
flagItaly
20%
62%
10%
6%
29
flagCzech Republic
18%
62%
12%
6%
16
flagDenmark
11%
61%
5%
22%
18
flagNorway
18%
59%
6%
15%
44
flagthe Netherlands
4%
57%
14%
21%
47
flagGermany
11%
55%
10%
21%
225
flagSweden
9%
54%
3%
33%
33
flagSpain
18%
54%
13%
13%
22
flagthe Philippines
26%
53%
3%
7%
26

Gender

men65%
women65%
23882990
9%
10%
16769023
65%
65%
38377296
9%
9%
11723835
15%
14%

Language versions

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Which of the following is a prime number?
656
68%

Details

Author: Sumit Tamang
Illustration: Procsilas Moscas
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