Compare 421 vs 423

Property	421	423
Type	prime	composite number
Unique factors	1	2
Total factors	1	3
Prime factorization	421¹	3² × 47¹
Prime factorization	421	3 × 3 × 47
Divisors count	2	6
Divisors	1, 421	1, 3, 9, 47, 141, 423
Number of properties	6	0
Additive primes	48th
Centered square primes	8th
Lucky primes	23rd
Primes	82nd
Pythagorean primes	40th
Twin primes (2nd member)	22nd
Roman numberals	CDXXI	CDXXIII
Base 2	110100101₂	110100111₂
Base 3	120121₃	120200₃
Base 4	12211₄	12213₄
Base 5	3141₅	3143₅
Base 6	1541₆	1543₆
Base 7	1141₇	1143₇
Base 8	645₈	647₈
Base 9	517₉	520₉
Base 10	421₁₀	423₁₀
Base 11	353₁₁	355₁₁
Base 12	2b1₁₂	2b3₁₂
Base 13	265₁₃	267₁₃
Base 14	221₁₄	223₁₄
Base 15	1d1₁₅	1d3₁₅
Base 16	1a5₁₆	1a7₁₆