Compare 666143 vs 666229

Property	666143	666229
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	666143¹	666229¹
Prime factorization	666143	666229
Divisors count	2	2
Divisors	1, 666143	1, 666229
Number of properties	4	4
Additive primes		21097th
Cousin primes (1st member)		5827th
Cousin primes (2nd member)	5825th
Isolated primes	42373rd	42379th
Primes	54036th	54042nd
Safe primes	3118th
Roman numberals
Base 2	10100010101000011111₂	10100010101001110101₂
Base 3	1020211202222₃	1020211220011₃
Base 4	2202220133₄	2202221311₄
Base 5	132304033₅	132304404₅
Base 6	22135555₆	22140221₆
Base 7	5443052₇	5443234₇
Base 8	2425037₈	2425165₈
Base 9	1224688₉	1224804₉
Base 10	666143₁₀	666229₁₀
Base 11	415535₁₁	415603₁₁
Base 12	2815bb₁₂	281671₁₂
Base 13	1a428a₁₃	1a4325₁₃
Base 14	134a99₁₄	134b1b₁₄
Base 15	d2598₁₅	d2604₁₅
Base 16	a2a1f₁₆	a2a75₁₆