Compare 20641 vs 20645

Property	20641	20645
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	20641¹	5¹ × 4129¹
Prime factorization	20641	5 × 4129
Divisors count	2	4
Divisors	1, 20641	1, 5, 4129, 20645
Number of properties	4	1
Additive primes	1080th
Primes	2327th
Pythagorean primes	1157th
Semiprimes		5240th
Twin primes (2nd member)	351st
Roman numberals
Base 2	101000010100001₂	101000010100101₂
Base 3	1001022111₃	1001022122₃
Base 4	11002201₄	11002211₄
Base 5	1130031₅	1130040₅
Base 6	235321₆	235325₆
Base 7	114115₇	114122₇
Base 8	50241₈	50245₈
Base 9	31274₉	31278₉
Base 10	20641₁₀	20645₁₀
Base 11	14565₁₁	14569₁₁
Base 12	bb41₁₂	bb45₁₂
Base 13	951a₁₃	9521₁₃
Base 14	7745₁₄	7749₁₄
Base 15	61b1₁₅	61b5₁₅
Base 16	50a1₁₆	50a5₁₆