Compare 639990 vs 639997

Property	639990	639997
Type	composite number	prime
Unique factors	5	1
Total factors	6	1
Prime factorization	2¹ × 3² × 5¹ × 13¹ × 547¹	639997¹
Prime factorization	2 × 3 × 3 × 5 × 13 × 547	639997
Divisors count	48	2
Divisors	1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 547, 585, 1094, 1170, 1641, 2735, 3282, 4923, 5470, 7111, 8205, 9846, 14222, 16410, 21333, 24615, 35555, 42666, 49230, 63999, 71110, 106665, 127998, 213330, 319995, 639990	1, 639997
Number of properties	0	4
Additive primes		20349th
Isolated primes		40813th
Lucky primes		5977th
Primes		52074th
Roman numberals
Base 2	10011100001111110110₂	10011100001111111101₂
Base 3	1012111220100₃	1012111220121₃
Base 4	2130033312₄	2130033331₄
Base 5	130434430₅	130434442₅
Base 6	21414530₆	21414541₆
Base 7	5303601₇	5303611₇
Base 8	2341766₈	2341775₈
Base 9	1174810₉	1174817₉
Base 10	639990₁₀	639997₁₀
Base 11	3a791a₁₁	3a7926₁₁
Base 12	26a446₁₂	26a451₁₂
Base 13	1953c0₁₃	1953c7₁₃
Base 14	129338₁₄	129341₁₄
Base 15	c9960₁₅	c9967₁₅
Base 16	9c3f6₁₆	9c3fd₁₆