Compare 669989 vs 669990

Property	669989	669990
Type	prime	composite number
Unique factors	1	5
Total factors	1	5
Prime factorization	669989¹	2¹ × 3¹ × 5¹ × 23¹ × 971¹
Prime factorization	669989	2 × 3 × 5 × 23 × 971
Divisors count	2	32
Divisors	1, 669989	1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 971, 1942, 2913, 4855, 5826, 9710, 14565, 22333, 29130, 44666, 66999, 111665, 133998, 223330, 334995, 669990
Number of properties	5	0
Additive primes	21202nd
Chen primes	21227th
Happy primes	7696th
Isolated primes	42588th
Primes	54309th
Roman numberals
Base 2	10100011100100100101₂	10100011100100100110₂
Base 3	1021001001102₃	1021001001110₃
Base 4	2203210211₄	2203210212₄
Base 5	132414424₅	132414430₅
Base 6	22205445₆	22205450₆
Base 7	5460215₇	5460216₇
Base 8	2434445₈	2434446₈
Base 9	1231042₉	1231043₉
Base 10	669989₁₀	669990₁₀
Base 11	418411₁₁	418412₁₁
Base 12	283885₁₂	283886₁₂
Base 13	1a5c58₁₃	1a5c59₁₃
Base 14	136245₁₄	136246₁₄
Base 15	d37ae₁₅	d37b0₁₅
Base 16	a3925₁₆	a3926₁₆