Compare 622639 vs 622640

Property	622639	622640
Type	prime	composite number
Unique factors	1	4
Total factors	1	7
Prime factorization	622639¹	2⁴ × 5¹ × 43¹ × 181¹
Prime factorization	622639	2 × 2 × 2 × 2 × 5 × 43 × 181
Divisors count	2	40
Divisors	1, 622639	1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 181, 215, 344, 362, 430, 688, 724, 860, 905, 1448, 1720, 1810, 2896, 3440, 3620, 7240, 7783, 14480, 15566, 31132, 38915, 62264, 77830, 124528, 155660, 311320, 622640
Number of properties	3	0
Chen primes	19913th
Primes	50812th
Twin primes (2nd member)	5501st
Roman numberals
Base 2	10011000000000101111₂	10011000000000110000₂
Base 3	1011122002201₃	1011122002202₃
Base 4	2120000233₄	2120000300₄
Base 5	124411024₅	124411030₅
Base 6	21202331₆	21202332₆
Base 7	5202163₇	5202164₇
Base 8	2300057₈	2300060₈
Base 9	1148081₉	1148082₉
Base 10	622639₁₀	622640₁₀
Base 11	395886₁₁	395887₁₁
Base 12	2603a7₁₂	2603a8₁₂
Base 13	18a534₁₃	18a535₁₃
Base 14	122ca3₁₄	122ca4₁₄
Base 15	c4744₁₅	c4745₁₅
Base 16	9802f₁₆	98030₁₆