Compare 221998 vs 221999

Property	221998	221999
Type	composite number	prime
Unique factors	4	1
Total factors	4	1
Prime factorization	2¹ × 7¹ × 101¹ × 157¹	221999¹
Prime factorization	2 × 7 × 101 × 157	221999
Divisors count	16	2
Divisors	1, 2, 7, 14, 101, 157, 202, 314, 707, 1099, 1414, 2198, 15857, 31714, 110999, 221998	1, 221999
Number of properties	0	4
Chen primes		8241st
Isolated primes		15083rd
Primes		19776th
Sophie germain primes		2240th
Roman numberals
Base 2	110110001100101110₂	110110001100101111₂
Base 3	102021112011₃	102021112012₃
Base 4	312030232₄	312030233₄
Base 5	24100443₅	24100444₅
Base 6	4431434₆	4431435₆
Base 7	1613140₇	1613141₇
Base 8	661456₈	661457₈
Base 9	367464₉	367465₉
Base 10	221998₁₀	221999₁₀
Base 11	141877₁₁	141878₁₁
Base 12	a857a₁₂	a857b₁₂
Base 13	7a07a₁₃	7a07b₁₃
Base 14	5ac90₁₄	5ac91₁₄
Base 15	45b9d₁₅	45b9e₁₅
Base 16	3632e₁₆	3632f₁₆