Compare 20983 vs 20990

Property	20983	20990
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	20983¹	2¹ × 5¹ × 2099¹
Prime factorization	20983	2 × 5 × 2099
Divisors count	2	8
Divisors	1, 20983	1, 2, 5, 10, 2099, 4198, 10495, 20990
Number of properties	4	0
Harmonic primes	866th
Long primes	896th
Primes	2360th
Twin primes (2nd member)	357th
Roman numberals
Base 2	101000111110111₂	101000111111110₂
Base 3	1001210011₃	1001210102₃
Base 4	11013313₄	11013332₄
Base 5	1132413₅	1132430₅
Base 6	241051₆	241102₆
Base 7	115114₇	115124₇
Base 8	50767₈	50776₈
Base 9	31704₉	31712₉
Base 10	20983₁₀	20990₁₀
Base 11	14846₁₁	14852₁₁
Base 12	10187₁₂	10192₁₂
Base 13	9721₁₃	9728₁₃
Base 14	790b₁₄	7914₁₄
Base 15	633d₁₅	6345₁₅
Base 16	51f7₁₆	51fe₁₆