Compare 28181 vs 28190

Property	28181	28190
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	28181¹	2¹ × 5¹ × 2819¹
Prime factorization	28181	2 × 5 × 2819
Divisors count	2	8
Divisors	1, 28181	1, 2, 5, 10, 2819, 5638, 14095, 28190
Number of properties	5	0
Chen primes	1493rd
Harmonic primes	1147th
Primes	3072nd
Pythagorean primes	1529th
Twin primes (1st member)	449th
Roman numberals
Base 2	110111000010101₂	110111000011110₂
Base 3	1102122202₃	1102200002₃
Base 4	12320111₄	12320132₄
Base 5	1400211₅	1400230₅
Base 6	334245₆	334302₆
Base 7	145106₇	145121₇
Base 8	67025₈	67036₈
Base 9	42582₉	42602₉
Base 10	28181₁₀	28190₁₀
Base 11	1a19a₁₁	1a1a8₁₁
Base 12	14385₁₂	14392₁₂
Base 13	ca9a₁₃	caa6₁₃
Base 14	a3ad₁₄	a3b8₁₄
Base 15	853b₁₅	8545₁₅
Base 16	6e15₁₆	6e1e₁₆