Compare 661439 vs 661441

Property	661439	661441
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	661439¹	11¹ × 157¹ × 383¹
Prime factorization	661439	11 × 157 × 383
Divisors count	2	8
Divisors	1, 661439	1, 11, 157, 383, 1727, 4213, 60131, 661441
Number of properties	5	0
Additive primes	20957th
Isolated primes	42097th
Primes	53680th
Safe primes	3100th
Ulam primes	3940th
Roman numberals
Base 2	10100001011110111111₂	10100001011111000001₂
Base 3	1020121022202₃	1020121022211₃
Base 4	2201132333₄	2201133001₄
Base 5	132131224₅	132131231₅
Base 6	22102115₆	22102121₆
Base 7	5423252₇	5423254₇
Base 8	2413677₈	2413701₈
Base 9	1217282₉	1217284₉
Base 10	661439₁₀	661441₁₀
Base 11	411a49₁₁	411a50₁₁
Base 12	27a93b₁₂	27a941₁₂
Base 13	1a20ac₁₃	1a20b1₁₃
Base 14	133099₁₄	13309b₁₄
Base 15	d0eae₁₅	d0eb1₁₅
Base 16	a17bf₁₆	a17c1₁₆