Compare 72215 vs 72221

Property	72215	72221
Type	composite number	prime
Unique factors	4	1
Total factors	4	1
Prime factorization	5¹ × 11¹ × 13¹ × 101¹	72221¹
Prime factorization	5 × 11 × 13 × 101	72221
Divisors count	16	2
Divisors	1, 5, 11, 13, 55, 65, 101, 143, 505, 715, 1111, 1313, 5555, 6565, 14443, 72215	1, 72221
Number of properties	0	10
Chen primes		3259th
Emirps		1053rd
Harmonic primes		2700th
Long primes		2720th
Primes		7147th
Prime quadruplets (1st member)		31st
Prime triplets (1st member)		395th
Pythagorean primes		3559th
Sexy primes (1st member)		1877th
Twin primes (1st member)		935th
Roman numberals
Base 2	10001101000010111₂	10001101000011101₂
Base 3	10200001122₃	10200001212₃
Base 4	101220113₄	101220131₄
Base 5	4302330₅	4302341₅
Base 6	1314155₆	1314205₆
Base 7	420353₇	420362₇
Base 8	215027₈	215035₈
Base 9	120048₉	120055₉
Base 10	72215₁₀	72221₁₀
Base 11	4a290₁₁	4a296₁₁
Base 12	3595b₁₂	35965₁₂
Base 13	26b40₁₃	26b46₁₃
Base 14	1c463₁₄	1c469₁₄
Base 15	165e5₁₅	165eb₁₅
Base 16	11a17₁₆	11a1d₁₆