Compare 664661 vs 664673

Property	664661	664673
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	664661¹	53¹ × 12541¹
Prime factorization	664661	53 × 12541
Divisors count	2	4
Divisors	1, 664661	1, 53, 12541, 664673
Number of properties	7	1
Additive primes	21046th
Chen primes	21090th
Primes	53920th
Prime quadruplets (1st member)	129th
Prime triplets (1st member)	2120th
Semiprimes		142190th
Sexy primes (1st member)	11637th
Twin primes (1st member)	5821st
Roman numberals
Base 2	10100010010001010101₂	10100010010001100001₂
Base 3	1020202202002₃	1020202202112₃
Base 4	2202101111₄	2202101201₄
Base 5	132232121₅	132232143₅
Base 6	22125045₆	22125105₆
Base 7	5435534₇	5435552₇
Base 8	2422125₈	2422141₈
Base 9	1222662₉	1222675₉
Base 10	664661₁₀	664673₁₀
Base 11	414408₁₁	414419₁₁
Base 12	280785₁₂	280795₁₂
Base 13	1a36ba₁₃	1a36c9₁₃
Base 14	13431b₁₄	134329₁₄
Base 15	d1e0b₁₅	d1e18₁₅
Base 16	a2455₁₆	a2461₁₆