Compare 7 vs 54

Typeprimecomposite number
Unique factors12
Total factors14
Prime factorization7121 × 33
Prime factorization72 × 3 × 3 × 3
Divisors count28
Divisors1, 71, 2, 3, 6, 9, 18, 27, 54
Number of properties370
Additive primes4th 
Carol primes1st 
Chen primes4th 
Class 1+ primes4th 
Cousin primes (1st member)2nd 
Cousin primes (2nd member)1st 
Cuban primes 11st 
Double mersenne primes1st 
Euclid primes3rd 
Factorial primes4th 
Happy primes1st 
Kynea primes2nd 
Left-truncatable primes4th 
Long primes1st 
Lucas primes3rd 
Lucky primes2nd 
Mersenne primes2nd 
Multiplicative primes4th 
Palindromic primes4th 
Pierpont primes4th 
Pierpont primes of the 2nd kind4th 
Prime quadruplets (2nd member)1st 
Prime quintuplet 1s (1st member)1st 
Prime quintuplet 2s (2nd member)1st 
Prime sextuplets (1st member)1st 
Prime triplets (1st member)2nd 
Prime triplets (2nd member)1st 
Right-truncatable primes4th 
Safe primes2nd 
Sexy primes (1st member)2nd 
Sexy prime triplets (1st member)2nd 
Solinas primes3rd 
Thabit primes of the 2nd kind1st 
Twin primes (2nd member)2nd 
Two-sided primes4th 
Woodall primes1st 
Roman numberalsVIILIV
Base 211121101102
Base 321320003
Base 41343124
Base 51252045
Base 61161306
Base 71071057
Base 878668
Base 979609
Base 107105410
Base 117114a11
Base 127124612
Base 137134213
Base 147143c14
Base 157153915
Base 167163616
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