Prime Numbers
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Numbers
Compare 71 vs 109
Compare 71 vs 109
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Property
71
109
Type
prime
prime
Unique factors
1
1
Total factors
1
1
Prime factorization
71
1
109
1
Prime factorization
71
109
Divisors count
2
2
Divisors
1
,
71
1
,
109
Number of properties
13
19
Centered heptagonal primes
2nd
Centered triangular primes
3rd
Chen primes
18th
23rd
Class 1+ primes
11th
Cousin primes
(1st member)
11th
Cousin primes
(2nd member)
7th
Cuban primes 2
2nd
Emirps
5th
Good primes
10th
Happy primes
9th
Long primes
10th
Multiplicative primes
8th
Pierpont primes
11th
Pierpont primes of the 2nd kind
11th
Primes
20th
29th
Prime quadruplets
(4th member)
3rd
Prime quintuplet 1s
(5th member)
2nd
Prime quintuplet 2s
(4th member)
3rd
Prime sextuplets
(5th member)
2nd
Prime triplets
(2nd member)
8th
12th
Prime triplets
(3rd member)
11th
Pythagorean primes
13th
Right-truncatable primes
11th
Sexy primes
(2nd member)
18th
Sexy prime triplets
(3rd member)
10th
Solinas primes
17th
Super primes
10th
Twin primes
(1st member)
8th
Twin primes
(2nd member)
10th
Roman numberals
LXXI
CIX
Base 2
1000111
2
1101101
2
Base 3
2122
3
11001
3
Base 4
1013
4
1231
4
Base 5
241
5
414
5
Base 6
155
6
301
6
Base 7
131
7
214
7
Base 8
107
8
155
8
Base 9
78
9
131
9
Base 10
71
10
109
10
Base 11
65
11
9a
11
Base 12
5b
12
91
12
Base 13
56
13
85
13
Base 14
51
14
7b
14
Base 15
4b
15
74
15
Base 16
47
16
6d
16
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