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
6%
87%
0%
3%
33
flagAustralia
0%
85%
0%
10%
28
flagCanada
11%
76%
3%
7%
26
flagIndia
10%
75%
7%
6%
65
flagthe United Arab Emirates
13%
73%
6%
6%
15
flagthe United States
7%
70%
8%
11%
257
flagFrance
10%
70%
2%
16%
37
flagRepublic of Ireland
5%
68%
5%
18%
38
flagPoland
9%
66%
8%
14%
14505
flagUnknown
8%
64%
9%
16%
794
flagDenmark
11%
64%
5%
17%
17
flagthe United Kingdom
8%
62%
8%
19%
340
flagCzech Republic
18%
62%
12%
6%
16
flagNorway
19%
61%
7%
11%
42
flagItaly
23%
61%
7%
7%
26
flagSweden
4%
57%
4%
33%
21
flagSpain
15%
57%
10%
15%
19
flagGermany
11%
54%
11%
21%
207
flagthe Netherlands
5%
51%
18%
21%
37
flagthe Philippines
29%
50%
4%
8%
24

Gender

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

Language versions

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Which of the following is a prime number?
551
67%

Details

Author: Sumit Tamang
Illustration: Procsilas Moscas
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