Compare 997 vs 1004

Property	997	1004
Type	prime	composite number
Unique factors	1	2
Total factors	1	3
Prime factorization	997¹	2² × 251¹
Prime factorization	997	2 × 2 × 251
Divisors count	2	6
Divisors	1, 997	1, 2, 4, 251, 502, 1004
Number of properties	6	0
Isolated primes	99th
Left-truncatable primes	54th
Lucky primes	43rd
Primes	168th
Pythagorean primes	80th
Sexy primes (2nd member)	74th
Roman numberals	CMXCVII	MIV
Base 2	1111100101₂	1111101100₂
Base 3	1100221₃	1101012₃
Base 4	33211₄	33230₄
Base 5	12442₅	13004₅
Base 6	4341₆	4352₆
Base 7	2623₇	2633₇
Base 8	1745₈	1754₈
Base 9	1327₉	1335₉
Base 10	997₁₀	1004₁₀
Base 11	827₁₁	833₁₁
Base 12	6b1₁₂	6b8₁₂
Base 13	5b9₁₃	5c3₁₃
Base 14	513₁₄	51a₁₄
Base 15	467₁₅	46e₁₅
Base 16	3e5₁₆	3ec₁₆