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%
12
flagAustralia
0%
86%
0%
9%
22
flagIndia
8%
82%
6%
4%
50
flagCanada
13%
82%
0%
4%
23
flagSweden
0%
80%
0%
20%
10
flagUU
0%
78%
10%
10%
28
flagDenmark
13%
73%
0%
13%
15
flagthe United States
7%
72%
8%
7%
204
flagItaly
18%
68%
4%
9%
22
flagFrance
7%
66%
3%
22%
27
flagRepublic of Ireland
0%
66%
7%
22%
27
flagPoland
8%
65%
8%
15%
9920
flagCzech Republic
21%
64%
7%
7%
14
flagthe United Kingdom
8%
62%
8%
19%
243
flagNorway
18%
62%
9%
9%
32
flagGermany
11%
55%
8%
23%
152
flagthe Netherlands
6%
55%
17%
20%
29
flagthe Philippines
33%
44%
5%
5%
18

Gender

men64%
women64%
23882990
8%
9%
16769023
64%
64%
38377296
9%
9%
11723835
16%
16%

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Which of the following is a prime number?
389
69%

Details

Author: Sumit Tamang
Illustration: Procsilas Moscas
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