Compare 216639 vs 216641

Property	216639	216641
Type	composite number	prime
Unique factors	2	1
Total factors	3	1
Prime factorization	3² × 24071¹	216641¹
Prime factorization	3 × 3 × 24071	216641
Divisors count	6	2
Divisors	1, 3, 9, 24071, 72213, 216639	1, 216641
Number of properties	0	8
Chen primes		8058th
Good primes		1061st
Happy primes		2938th
Isolated primes		14741st
Primes		19332nd
Pythagorean primes		9646th
Sexy primes (1st member)		4573rd
Sexy prime triplets (1st member)		915th
Roman numberals
Base 2	110100111000111111₂	110100111001000001₂
Base 3	102000011200₃	102000011202₃
Base 4	310320333₄	310321001₄
Base 5	23413024₅	23413031₅
Base 6	4350543₆	4350545₆
Base 7	1561413₇	1561415₇
Base 8	647077₈	647101₈
Base 9	360150₉	360152₉
Base 10	216639₁₀	216641₁₀
Base 11	138845₁₁	138847₁₁
Base 12	a5453₁₂	a5455₁₂
Base 13	777b7₁₃	777b9₁₃
Base 14	58d43₁₄	58d45₁₄
Base 15	442c9₁₅	442cb₁₅
Base 16	34e3f₁₆	34e41₁₆