Compare 666670 vs 666671

Property	666670	666671
Type	composite number	prime
Unique factors	4	1
Total factors	4	1
Prime factorization	2¹ × 5¹ × 163¹ × 409¹	666671¹
Prime factorization	2 × 5 × 163 × 409	666671
Divisors count	16	2
Divisors	1, 2, 5, 10, 163, 326, 409, 815, 818, 1630, 2045, 4090, 66667, 133334, 333335, 666670	1, 666671
Number of properties	0	4
Chen primes		21140th
Cousin primes (2nd member)		5831st
Isolated primes		42398th
Primes		54071st
Roman numberals
Base 2	10100010110000101110₂	10100010110000101111₂
Base 3	1020212111111₃	1020212111112₃
Base 4	2202300232₄	2202300233₄
Base 5	132313140₅	132313141₅
Base 6	22142234₆	22142235₆
Base 7	5444434₇	5444435₇
Base 8	2426056₈	2426057₈
Base 9	1225444₉	1225445₉
Base 10	666670₁₀	666671₁₀
Base 11	415974₁₁	415975₁₁
Base 12	28197a₁₂	28197b₁₂
Base 13	1a45a4₁₃	1a45a5₁₃
Base 14	134d54₁₄	134d55₁₄
Base 15	d27ea₁₅	d27eb₁₅
Base 16	a2c2e₁₆	a2c2f₁₆