Prime Numbers
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Numbers
Compare 2 vs 43
Compare 2 vs 43
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vs
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Property
2
43
Type
prime
prime
Unique factors
1
1
Total factors
1
1
Prime factorization
2
^{1}
43
^{1}
Prime factorization
2
43
Divisors count
2
2
Divisors
1
,
2
1
,
43
Number of properties
26
12
Additive primes
1st
9th
Bell primes
1st
Centered heptagonal primes
1st
Chen primes
1st
Class 1+ primes
1st
Cousin primes
(1st member)
6th
Dihedral primes
1st
Euclid primes
1st
Factorial primes
1st
Fibonacci primes
1st
Isolated primes
1st
Kynea primes
1st
Left-truncatable primes
1st
9th
Lucas primes
1st
Lucky primes
6th
Mills primes
1st
Multiplicative primes
1st
Palindromic primes
1st
Pierpont primes
1st
Pierpont primes of the 2nd kind
1st
Primes
1st
14th
Prime triplets
(2nd member)
7th
Prime triplets
(3rd member)
6th
Quartan primes
1st
Restricted left-truncatable primes
1st
Right-truncatable primes
1st
Sexy primes
(2nd member)
8th
Sexy prime triplets
(3rd member)
5th
Sophie germain primes
1st
Thabit primes
1st
Twin primes
(2nd member)
6th
Two-sided primes
1st
Ulam primes
1st
Wagstaff primes
3rd
Wedderburn-etherington primes
1st
Roman numberals
II
XLIII
Base 2
10
_{2}
101011
_{2}
Base 3
2
_{3}
1121
_{3}
Base 4
2
_{4}
223
_{4}
Base 5
2
_{5}
133
_{5}
Base 6
2
_{6}
111
_{6}
Base 7
2
_{7}
61
_{7}
Base 8
2
_{8}
53
_{8}
Base 9
2
_{9}
47
_{9}
Base 10
2
_{10}
43
_{10}
Base 11
2
_{11}
3a
_{11}
Base 12
2
_{12}
37
_{12}
Base 13
2
_{13}
34
_{13}
Base 14
2
_{14}
31
_{14}
Base 15
2
_{15}
2d
_{15}
Base 16
2
_{16}
2b
_{16}
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