Compare 521 vs 524

Property	521	524
Type	prime	composite number
Unique factors	1	2
Total factors	1	3
Prime factorization	521¹	2² × 131¹
Prime factorization	521	2 × 2 × 131
Divisors count	2	6
Divisors	1, 521	1, 2, 4, 131, 262, 524
Number of properties	6	0
Chen primes	70th
Lucas primes	8th
Primes	98th
Pythagorean primes	46th
Solinas primes	39th
Twin primes (1st member)	25th
Roman numberals	DXXI	DXXIV
Base 2	1000001001₂	1000001100₂
Base 3	201022₃	201102₃
Base 4	20021₄	20030₄
Base 5	4041₅	4044₅
Base 6	2225₆	2232₆
Base 7	1343₇	1346₇
Base 8	1011₈	1014₈
Base 9	638₉	642₉
Base 10	521₁₀	524₁₀
Base 11	434₁₁	437₁₁
Base 12	375₁₂	378₁₂
Base 13	311₁₃	314₁₃
Base 14	293₁₄	296₁₄
Base 15	24b₁₅	24e₁₅
Base 16	209₁₆	20c₁₆