Compare 43 vs 55

Unique factors12
Total factors12
Prime factorization43151 × 111
Prime factorization435 × 11
Divisors count24
Divisors1, 431, 5, 11, 55
Number of properties121
Additive primes9th 
Centered heptagonal primes1st 
Cousin primes (1st member)6th 
Left-truncatable primes9th 
Lucky primes6th 
Prime triplets (2nd member)7th 
Prime triplets (3rd member)6th 
Semiprimes 19th
Sexy primes (2nd member)8th 
Sexy prime triplets (3rd member)5th 
Twin primes (2nd member)6th 
Wagstaff primes3rd 
Roman numberalsXLIIILV
Base 210101121101112
Base 31121320013
Base 422343134
Base 513352105
Base 611161316
Base 76171067
Base 8538678
Base 9479619
Base 1043105510
Base 113a115011
Base 1237124712
Base 1334134313
Base 1431143d14
Base 152d153a15
Base 162b163716
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