Compare 1447 vs 1621

Property	1447	1621
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	1447¹	1621¹
Prime factorization	1447	1621
Divisors count	2	2
Divisors	1, 1447	1, 1621
Number of properties	9	8
Chen primes		163rd
Cousin primes (1st member)	51st
Happy primes	45th
Harmonic primes		89th
Isolated primes	136th
Long primes	89th	101st
Primes	229th	257th
Prime triplets (1st member)	38th
Pythagorean primes		123rd
Sexy primes (1st member)	100th	111th
Sexy prime triplets (1st member)	38th
Super primes	50th	55th
Twin primes (2nd member)		52nd
Roman numberals	MCDXLVII	MDCXXI
Base 2	10110100111₂	11001010101₂
Base 3	1222121₃	2020001₃
Base 4	112213₄	121111₄
Base 5	21242₅	22441₅
Base 6	10411₆	11301₆
Base 7	4135₇	4504₇
Base 8	2647₈	3125₈
Base 9	1877₉	2201₉
Base 10	1447₁₀	1621₁₀
Base 11	10a6₁₁	1244₁₁
Base 12	a07₁₂	b31₁₂
Base 13	874₁₃	979₁₃
Base 14	755₁₄	83b₁₄
Base 15	667₁₅	731₁₅
Base 16	5a7₁₆	655₁₆