Compare 639853 vs 639854

Property	639853	639854
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	639853¹	2¹ × 319927¹
Prime factorization	639853	2 × 319927
Divisors count	2	4
Divisors	1, 639853	1, 2, 319927, 639854
Number of properties	4	1
Cousin primes (1st member)	5629th
Primes	52065th
Prime triplets (2nd member)	2062nd
Semiprimes		137109th
Twin primes (2nd member)	5631st
Roman numberals
Base 2	10011100001101101101₂	10011100001101101110₂
Base 3	1012111201021₃	1012111201022₃
Base 4	2130031231₄	2130031232₄
Base 5	130433403₅	130433404₅
Base 6	21414141₆	21414142₆
Base 7	5303314₇	5303315₇
Base 8	2341555₈	2341556₈
Base 9	1174637₉	1174638₉
Base 10	639853₁₀	639854₁₀
Base 11	3a7805₁₁	3a7806₁₁
Base 12	26a351₁₂	26a352₁₂
Base 13	195316₁₃	195317₁₃
Base 14	12927b₁₄	12927c₁₄
Base 15	c98bd₁₅	c98be₁₅
Base 16	9c36d₁₆	9c36e₁₆