Compare 639147 vs 639157

Property	639147	639157
Type	composite number	prime
Unique factors	4	1
Total factors	4	1
Prime factorization	3¹ × 23¹ × 59¹ × 157¹	639157¹
Prime factorization	3 × 23 × 59 × 157	639157
Divisors count	16	2
Divisors	1, 3, 23, 59, 69, 157, 177, 471, 1357, 3611, 4071, 9263, 10833, 27789, 213049, 639147	1, 639157
Number of properties	0	5
Additive primes		20329th
Isolated primes		40766th
Lucky primes		5969th
Primes		52013th
Sexy primes (2nd member)		11271st
Roman numberals
Base 2	10011100000010101011₂	10011100000010110101₂
Base 3	1012110202010₃	1012110202111₃
Base 4	2130002223₄	2130002311₄
Base 5	130423042₅	130423112₅
Base 6	21411003₆	21411021₆
Base 7	5301255₇	5301301₇
Base 8	2340253₈	2340265₈
Base 9	1173663₉	1173674₉
Base 10	639147₁₀	639157₁₀
Base 11	3a7223₁₁	3a7232₁₁
Base 12	269a63₁₂	269a71₁₂
Base 13	194bc2₁₃	194bcc₁₃
Base 14	128cd5₁₄	128d01₁₄
Base 15	c959c₁₅	c95a7₁₅
Base 16	9c0ab₁₆	9c0b5₁₆