Compare 13993 vs 13999

Property	13993	13999
Type	semiprime	prime
Unique factors	2	1
Total factors	2	1
Prime factorization	7¹ × 1999¹	13999¹
Prime factorization	7 × 1999	13999
Divisors count	4	2
Divisors	1, 7, 1999, 13993	1, 13999
Number of properties	1	3
Additive primes		792nd
Primes		1652nd
Semiprimes	3621st
Twin primes (2nd member)		261st
Roman numberals
Base 2	11011010101001₂	11011010101111₂
Base 3	201012021₃	201012111₃
Base 4	3122221₄	3122233₄
Base 5	421433₅	421444₅
Base 6	144441₆	144451₆
Base 7	55540₇	55546₇
Base 8	33251₈	33257₈
Base 9	21167₉	21174₉
Base 10	13993₁₀	13999₁₀
Base 11	a571₁₁	a577₁₁
Base 12	8121₁₂	8127₁₂
Base 13	64a5₁₃	64ab₁₃
Base 14	5157₁₄	515d₁₄
Base 15	422d₁₅	4234₁₅
Base 16	36a9₁₆	36af₁₆