Compare 640254 vs 640259

Property	640254	640259
Type	composite number	prime
Unique factors	4	1
Total factors	4	1
Prime factorization	2¹ × 3¹ × 17¹ × 6277¹	640259¹
Prime factorization	2 × 3 × 17 × 6277	640259
Divisors count	16	2
Divisors	1, 2, 3, 6, 17, 34, 51, 102, 6277, 12554, 18831, 37662, 106709, 213418, 320127, 640254	1, 640259
Number of properties	0	4
Chen primes		20389th
Primes		52099th
Sophie germain primes		5308th
Twin primes (1st member)		5636th
Roman numberals
Base 2	10011100010011111110₂	10011100010100000011₂
Base 3	1012112021010₃	1012112021022₃
Base 4	2130103332₄	2130110003₄
Base 5	130442004₅	130442014₅
Base 6	21420050₆	21420055₆
Base 7	5304426₇	5304434₇
Base 8	2342376₈	2342403₈
Base 9	1175233₉	1175238₉
Base 10	640254₁₀	640259₁₀
Base 11	3a803a₁₁	3a8044₁₁
Base 12	26a626₁₂	26a62b₁₂
Base 13	195564₁₃	195569₁₃
Base 14	129486₁₄	12948b₁₄
Base 15	c9a89₁₅	c9a8e₁₅
Base 16	9c4fe₁₆	9c503₁₆