Compare 990307 vs 990331

Property	990307	990331
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	990307¹	990331¹
Prime factorization	990307	990331
Divisors count	2	2
Divisors	1, 990307	1, 990331
Number of properties	4	3
Chen primes	29710th
Isolated primes	61591st
Lucky primes		8541st
Primes	77798th	77802nd
Sexy primes (1st member)	16245th
Twin primes (2nd member)		8105th
Roman numberals
Base 2	11110001110001100011₂	11110001110001111011₂
Base 3	1212022110001₃	1212022110221₃
Base 4	3301301203₄	3301301323₄
Base 5	223142212₅	223142311₅
Base 6	33120431₆	33120511₆
Base 7	11263123₇	11263156₇
Base 8	3616143₈	3616173₈
Base 9	1768401₉	1768427₉
Base 10	990307₁₀	990331₁₀
Base 11	61703a₁₁	617061₁₁
Base 12	3b9117₁₂	3b9137₁₂
Base 13	2889a6₁₃	2889c4₁₃
Base 14	1bac83₁₄	1bac9d₁₄
Base 15	148657₁₅	148671₁₅
Base 16	f1c63₁₆	f1c7b₁₆