Compare 639997 vs 640369

Property	639997	640369
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639997¹	640369¹
Prime factorization	639997	640369
Divisors count	2	2
Divisors	1, 639997	1, 640369
Number of properties	4	4
Additive primes	20349th
Isolated primes	40813th	40836th
Lucky primes	5977th	5982nd
Primes	52074th	52107th
Sexy primes (2nd member)		11289th
Roman numberals
Base 2	10011100001111111101₂	10011100010101110001₂
Base 3	1012111220121₃	1012112102101₃
Base 4	2130033331₄	2130111301₄
Base 5	130434442₅	130442434₅
Base 6	21414541₆	21420401₆
Base 7	5303611₇	5304652₇
Base 8	2341775₈	2342561₈
Base 9	1174817₉	1175371₉
Base 10	639997₁₀	640369₁₀
Base 11	3a7926₁₁	3a8134₁₁
Base 12	26a451₁₂	26a701₁₂
Base 13	1953c7₁₃	195622₁₃
Base 14	129341₁₄	129529₁₄
Base 15	c9967₁₅	c9b14₁₅
Base 16	9c3fd₁₆	9c571₁₆