Compare 308639 vs 308640

Property	308639	308640
Type	prime	composite number
Unique factors	1	4
Total factors	1	8
Prime factorization	308639¹	2⁵ × 3¹ × 5¹ × 643¹
Prime factorization	308639	2 × 2 × 2 × 2 × 2 × 3 × 5 × 643
Divisors count	2	48
Divisors	1, 308639	1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 643, 1286, 1929, 2572, 3215, 3858, 5144, 6430, 7716, 9645, 10288, 12860, 15432, 19290, 20576, 25720, 30864, 38580, 51440, 61728, 77160, 102880, 154320, 308640
Number of properties	5	0
Additive primes	10622nd
Chen primes	10927th
Harmonic primes	9969th
Primes	26695th
Twin primes (1st member)	3071st
Roman numberals
Base 2	1001011010110011111₂	1001011010110100000₂
Base 3	120200101002₃	120200101010₃
Base 4	1023112133₄	1023112200₄
Base 5	34334024₅	34334030₅
Base 6	10340515₆	10340520₆
Base 7	2423552₇	2423553₇
Base 8	1132637₈	1132640₈
Base 9	520332₉	520333₉
Base 10	308639₁₀	308640₁₀
Base 11	1a0981₁₁	1a0982₁₁
Base 12	12a73b₁₂	12a740₁₂
Base 13	aa636₁₃	aa637₁₃
Base 14	80699₁₄	8069a₁₄
Base 15	616ae₁₅	616b0₁₅
Base 16	4b59f₁₆	4b5a0₁₆