Compare 21421 vs 21430

Property	21421	21430
Type	semiprime	composite number
Unique factors	2	3
Total factors	2	3
Prime factorization	31¹ × 691¹	2¹ × 5¹ × 2143¹
Prime factorization	31 × 691	2 × 5 × 2143
Divisors count	4	8
Divisors	1, 31, 691, 21421	1, 2, 5, 10, 2143, 4286, 10715, 21430
Number of properties	1	0
Semiprimes	5425th
Roman numberals
Base 2	101001110101101₂	101001110110110₂
Base 3	1002101101₃	1002101201₃
Base 4	11032231₄	11032312₄
Base 5	1141141₅	1141210₅
Base 6	243101₆	243114₆
Base 7	116311₇	116323₇
Base 8	51655₈	51666₈
Base 9	32341₉	32351₉
Base 10	21421₁₀	21430₁₀
Base 11	15104₁₁	15112₁₁
Base 12	10491₁₂	1049a₁₂
Base 13	999a₁₃	99a6₁₃
Base 14	7b41₁₄	7b4a₁₄
Base 15	6531₁₅	653a₁₅
Base 16	53ad₁₆	53b6₁₆