Prime Numbers
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Numbers
Compare 53 vs 197
Compare 53 vs 197
Compare
vs
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Property
53
197
Type
prime
prime
Unique factors
1
1
Total factors
1
1
Prime factorization
53
1
197
1
Prime factorization
53
197
Divisors count
2
2
Divisors
1
,
53
1
,
197
Number of properties
18
13
Additive primes
26th
Centered heptagonal primes
3rd
Chen primes
15th
35th
Class 1+ primes
10th
Cousin primes
(2nd member)
14th
Good primes
7th
Isolated primes
5th
Left-truncatable primes
11th
20th
Pierpont primes of the 2nd kind
10th
Primes
16th
45th
Prime quadruplets
(3rd member)
4th
Prime triplets
(2nd member)
14th
Prime triplets
(3rd member)
13th
Pythagorean primes
7th
21st
Restricted right-truncatable primes
1st
Right-truncatable primes
9th
Sexy primes
(1st member)
11th
Sexy primes
(2nd member)
10th
25th
Sexy prime quadrupletss
(3rd member)
3rd
Sexy prime triplets
(2nd member)
7th
Sexy prime triplets
(3rd member)
6th
Sophie germain primes
8th
Twin primes
(1st member)
15th
Two-sided primes
7th
Ulam primes
6th
9th
Roman numberals
LIII
CXCVII
Base 2
110101
2
11000101
2
Base 3
1222
3
21022
3
Base 4
311
4
3011
4
Base 5
203
5
1242
5
Base 6
125
6
525
6
Base 7
104
7
401
7
Base 8
65
8
305
8
Base 9
58
9
238
9
Base 10
53
10
197
10
Base 11
49
11
16a
11
Base 12
45
12
145
12
Base 13
41
13
122
13
Base 14
3b
14
101
14
Base 15
38
15
d2
15
Base 16
35
16
c5
16
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