Compare 663977 vs 663987

Property	663977	663987
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	663977¹	3¹ × 23¹ × 9623¹
Prime factorization	663977	3 × 23 × 9623
Divisors count	2	8
Divisors	1, 663977	1, 3, 23, 69, 9623, 28869, 221329, 663987
Number of properties	7	0
Chen primes	21067th
Cousin primes (2nd member)	5808th
Primes	53864th
Prime triplets (1st member)	2118th
Prime triplets (2nd member)	2117th
Sexy primes (1st member)	11628th
Twin primes (1st member)	5816th
Roman numberals
Base 2	10100010000110101001₂	10100010000110110011₂
Base 3	1020201210202₃	1020201211010₃
Base 4	2202012221₄	2202012303₄
Base 5	132221402₅	132221422₅
Base 6	22121545₆	22122003₆
Base 7	5433536₇	5433552₇
Base 8	2420651₈	2420663₈
Base 9	1221722₉	1221733₉
Base 10	663977₁₀	663987₁₀
Base 11	413946₁₁	413955₁₁
Base 12	2802b5₁₂	280303₁₂
Base 13	1a32b2₁₃	1a32bc₁₃
Base 14	133d8d₁₄	133d99₁₄
Base 15	d1b02₁₅	d1b0c₁₅
Base 16	a21a9₁₆	a21b3₁₆