Compare 247806 vs 247813

Property	247806	247813
Type	composite number	prime
Unique factors	4	1
Total factors	6	1
Prime factorization	2¹ × 3³ × 13¹ × 353¹	247813¹
Prime factorization	2 × 3 × 3 × 3 × 13 × 353	247813
Divisors count	32	2
Divisors	1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 353, 702, 706, 1059, 2118, 3177, 4589, 6354, 9178, 9531, 13767, 19062, 27534, 41301, 82602, 123903, 247806	1, 247813
Number of properties	0	4
Harmonic primes		8161st
Lucky primes		2737th
Primes		21861st
Twin primes (2nd member)		2572nd
Roman numberals
Base 2	111100011111111110₂	111100100000000101₂
Base 3	110120221000₃	110120221021₃
Base 4	330133332₄	330200011₄
Base 5	30412211₅	30412223₅
Base 6	5151130₆	5151141₆
Base 7	2051316₇	2051326₇
Base 8	743776₈	744005₈
Base 9	416830₉	416837₉
Base 10	247806₁₀	247813₁₀
Base 11	15a1a9₁₁	15a205₁₁
Base 12	bb4a6₁₂	bb4b1₁₂
Base 13	88a40₁₃	88a47₁₃
Base 14	66446₁₄	6644d₁₄
Base 15	4d656₁₅	4d65d₁₅
Base 16	3c7fe₁₆	3c805₁₆