Compare 18904 vs 18911

Property	18904	18911
Type	composite number	prime
Unique factors	3	1
Total factors	5	1
Prime factorization	2³ × 17¹ × 139¹	18911¹
Prime factorization	2 × 2 × 2 × 17 × 139	18911
Divisors count	16	2
Divisors	1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 1112, 2363, 4726, 9452, 18904	1, 18911
Number of properties	0	10
Centered decagonal primes		32nd
Chen primes		1066th
Emirps		590th
Good primes		247th
Harmonic primes		775th
Primes		2151st
Prime quadruplets (1st member)		18th
Prime triplets (1st member)		161st
Sexy primes (1st member)		658th
Twin primes (1st member)		326th
Roman numberals
Base 2	100100111011000₂	100100111011111₂
Base 3	221221011₃	221221102₃
Base 4	10213120₄	10213133₄
Base 5	1101104₅	1101121₅
Base 6	223304₆	223315₆
Base 7	106054₇	106064₇
Base 8	44730₈	44737₈
Base 9	27834₉	27842₉
Base 10	18904₁₀	18911₁₀
Base 11	13226₁₁	13232₁₁
Base 12	ab34₁₂	ab3b₁₂
Base 13	87b2₁₃	87b9₁₃
Base 14	6c64₁₄	6c6b₁₄
Base 15	5904₁₅	590b₁₅
Base 16	49d8₁₆	49df₁₆