Compare 9 vs 43

Unique factors11
Total factors21
Prime factorization32431
Prime factorization3 × 343
Divisors count32
Divisors1, 3, 91, 43
Number of properties112
Additive primes 9th
Centered heptagonal primes 1st
Cousin primes (1st member) 6th
Left-truncatable primes 9th
Lucky primes 6th
Primes 14th
Prime triplets (2nd member) 7th
Prime triplets (3rd member) 6th
Sexy primes (2nd member) 8th
Sexy prime triplets (3rd member) 5th
Twin primes (2nd member) 6th
Wagstaff primes 3rd
Roman numberalsIXXLIII
Base 2100121010112
Base 3100311213
Base 42142234
Base 51451335
Base 61361116
Base 7127617
Base 8118538
Base 9109479
Base 109104310
Base 119113a11
Base 129123712
Base 139133413
Base 149143114
Base 159152d15
Base 169162b16
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