Compare 280405 vs 280409

Property	280405	280409
Type	semiprime	prime
Unique factors	2	1
Total factors	2	1
Prime factorization	5¹ × 56081¹	280409¹
Prime factorization	5 × 56081	280409
Divisors count	4	2
Divisors	1, 5, 56081, 280405	1, 280409
Number of properties	1	5
Additive primes		9817th
Chen primes		10067th
Harmonic primes		9132nd
Primes		24465th
Semiprimes	62421st
Twin primes (1st member)		2838th
Roman numberals
Base 2	1000100011101010101₂	1000100011101011001₂
Base 3	112020122101₃	112020122112₃
Base 4	1010131111₄	1010131121₄
Base 5	32433110₅	32433114₅
Base 6	10002101₆	10002105₆
Base 7	2245336₇	2245343₇
Base 8	1043525₈	1043531₈
Base 9	466571₉	466575₉
Base 10	280405₁₀	280409₁₀
Base 11	181744₁₁	181748₁₁
Base 12	116331₁₂	116335₁₂
Base 13	9a828₁₃	9a82c₁₃
Base 14	7428d₁₄	74293₁₄
Base 15	5813a₁₅	5813e₁₅
Base 16	44755₁₆	44759₁₆