Compare 681998 vs 682009

Property	681998	682009
Type	semiprime	prime
Unique factors	2	1
Total factors	2	1
Prime factorization	2¹ × 340999¹	682009¹
Prime factorization	2 × 340999	682009
Divisors count	4	2
Divisors	1, 2, 340999, 681998	1, 682009
Number of properties	1	3
Isolated primes		43319th
Lucky primes		6296th
Primes		55218th
Semiprimes	145710th
Roman numberals
Base 2	10100110100000001110₂	10100110100000011001₂
Base 3	1021122112012₃	1021122112121₃
Base 4	2212200032₄	2212200121₄
Base 5	133310443₅	133311014₅
Base 6	22341222₆	22341241₆
Base 7	5540222₇	5540236₇
Base 8	2464016₈	2464031₈
Base 9	1248465₉	1248477₉
Base 10	681998₁₀	682009₁₀
Base 11	426439₁₁	426449₁₁
Base 12	28a812₁₂	28a821₁₂
Base 13	1ab565₁₃	1ab573₁₃
Base 14	13a782₁₄	13a78d₁₄
Base 15	d7118₁₅	d7124₁₅
Base 16	a680e₁₆	a6819₁₆