Compare 21961 vs 21965

Property	21961	21965
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	21961¹	5¹ × 23¹ × 191¹
Prime factorization	21961	5 × 23 × 191
Divisors count	2	8
Divisors	1, 21961	1, 5, 23, 115, 191, 955, 4393, 21965
Number of properties	5	0
Additive primes	1139th
Chen primes	1206th
Isolated primes	1718th
Primes	2461st
Pythagorean primes	1221st
Roman numberals
Base 2	101010111001001₂	101010111001101₂
Base 3	1010010101₃	1010010112₃
Base 4	11113021₄	11113031₄
Base 5	1200321₅	1200330₅
Base 6	245401₆	245405₆
Base 7	121012₇	121016₇
Base 8	52711₈	52715₈
Base 9	33111₉	33115₉
Base 10	21961₁₀	21965₁₀
Base 11	15555₁₁	15559₁₁
Base 12	10861₁₂	10865₁₂
Base 13	9cc4₁₃	9cc8₁₃
Base 14	8009₁₄	800d₁₄
Base 15	6791₁₅	6795₁₅
Base 16	55c9₁₆	55cd₁₆