Compare 172145 vs 172147

Property	172145	172147
Type	semiprime	prime
Unique factors	2	1
Total factors	2	1
Prime factorization	5¹ × 34429¹	172147¹
Prime factorization	5 × 34429	172147
Divisors count	4	2
Divisors	1, 5, 34429, 172145	1, 172147
Number of properties	1	5
Chen primes		6647th
Harmonic primes		5876th
Isolated primes		11884th
Primes		15677th
Semiprimes	39245th
Sexy primes (1st member)		3784th
Roman numberals
Base 2	101010000001110001₂	101010000001110011₂
Base 3	22202010202₃	22202010211₃
Base 4	222001301₄	222001303₄
Base 5	21002040₅	21002042₅
Base 6	3404545₆	3404551₆
Base 7	1314611₇	1314613₇
Base 8	520161₈	520163₈
Base 9	282122₉	282124₉
Base 10	172145₁₀	172147₁₀
Base 11	108376₁₁	108378₁₁
Base 12	83755₁₂	83757₁₂
Base 13	6047c₁₃	60481₁₃
Base 14	46a41₁₄	46a43₁₄
Base 15	36015₁₅	36017₁₅
Base 16	2a071₁₆	2a073₁₆