Compare 7 vs 63

Property763
Typeprimecomposite number
Unique factors12
Total factors13
Prime factorization7132 × 71
Prime factorization73 × 3 × 7
Divisors count26
Divisors1, 71, 3, 7, 9, 21, 63
Number of properties370
Additive primes4th 
Carol primes1st 
Chen primes4th 
Class 1+ primes4th 
Cousin primes (2nd member)1st 
Cousin primes (1st member)2nd 
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 
Primes4th 
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 numberalsVIILXIII
Base 211121111112
Base 321321003
Base 41343334
Base 51252235
Base 61161436
Base 71071207
Base 878778
Base 979709
Base 107106310
Base 117115811
Base 127125312
Base 137134b13
Base 147144714
Base 157154315
Base 167163f16
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