Compare 20980 vs 20981

Property	20980	20981
Type	composite number	prime
Unique factors	3	1
Total factors	4	1
Prime factorization	2² × 5¹ × 1049¹	20981¹
Prime factorization	2 × 2 × 5 × 1049	20981
Divisors count	12	2
Divisors	1, 2, 4, 5, 10, 20, 1049, 2098, 4196, 5245, 10490, 20980	1, 20981
Number of properties	0	5
Chen primes		1161st
Good primes		265th
Primes		2359th
Pythagorean primes		1172nd
Twin primes (1st member)		357th
Roman numberals
Base 2	101000111110100₂	101000111110101₂
Base 3	1001210001₃	1001210002₃
Base 4	11013310₄	11013311₄
Base 5	1132410₅	1132411₅
Base 6	241044₆	241045₆
Base 7	115111₇	115112₇
Base 8	50764₈	50765₈
Base 9	31701₉	31702₉
Base 10	20980₁₀	20981₁₀
Base 11	14843₁₁	14844₁₁
Base 12	10184₁₂	10185₁₂
Base 13	971b₁₃	971c₁₃
Base 14	7908₁₄	7909₁₄
Base 15	633a₁₅	633b₁₅
Base 16	51f4₁₆	51f5₁₆