Compare 148987 vs 148991

Property	148987	148991
Type	semiprime	prime
Unique factors	2	1
Total factors	2	1
Prime factorization	383¹ × 389¹	148991¹
Prime factorization	383 × 389	148991
Divisors count	4	2
Divisors	1, 383, 389, 148987	1, 148991
Number of properties	1	5
Good primes		856th
Harmonic primes		5166th
Isolated primes		10387th
Primes		13756th
Semiprimes	34171st
Sexy primes (1st member)		3371st
Roman numberals
Base 2	100100010111111011₂	100100010111111111₂
Base 3	21120101001₃	21120101012₃
Base 4	210113323₄	210113333₄
Base 5	14231422₅	14231431₅
Base 6	3105431₆	3105435₆
Base 7	1160236₇	1160243₇
Base 8	442773₈	442777₈
Base 9	246331₉	246335₉
Base 10	148987₁₀	148991₁₀
Base 11	a1a33₁₁	a1a37₁₁
Base 12	72277₁₂	7227b₁₂
Base 13	52a77₁₃	52a7b₁₃
Base 14	3c41d₁₄	3c423₁₄
Base 15	2e227₁₅	2e22b₁₅
Base 16	245fb₁₆	245ff₁₆