Compare 639997 vs 640002

Property	639997	640002
Type	prime	composite number
Unique factors	1	4
Total factors	1	4
Prime factorization	639997¹	2¹ × 3¹ × 11¹ × 9697¹
Prime factorization	639997	2 × 3 × 11 × 9697
Divisors count	2	16
Divisors	1, 639997	1, 2, 3, 6, 11, 22, 33, 66, 9697, 19394, 29091, 58182, 106667, 213334, 320001, 640002
Number of properties	4	0
Additive primes	20349th
Isolated primes	40813th
Lucky primes	5977th
Primes	52074th
Roman numberals
Base 2	10011100001111111101₂	10011100010000000010₂
Base 3	1012111220121₃	1012111220210₃
Base 4	2130033331₄	2130100002₄
Base 5	130434442₅	130440002₅
Base 6	21414541₆	21414550₆
Base 7	5303611₇	5303616₇
Base 8	2341775₈	2342002₈
Base 9	1174817₉	1174823₉
Base 10	639997₁₀	640002₁₀
Base 11	3a7926₁₁	3a7930₁₁
Base 12	26a451₁₂	26a456₁₂
Base 13	1953c7₁₃	1953cc₁₃
Base 14	129341₁₄	129346₁₄
Base 15	c9967₁₅	c996c₁₅
Base 16	9c3fd₁₆	9c402₁₆