Compare 664553 vs 664561

Property	664553	664561
Type	semiprime	prime
Unique factors	2	1
Total factors	2	1
Prime factorization	113¹ × 5881¹	664561¹
Prime factorization	113 × 5881	664561
Divisors count	4	2
Divisors	1, 113, 5881, 664553	1, 664561
Number of properties	1	2
Isolated primes		42272nd
Primes		53909th
Semiprimes	142171st
Roman numberals
Base 2	10100010001111101001₂	10100010001111110001₂
Base 3	1020202121002₃	1020202121101₃
Base 4	2202033221₄	2202033301₄
Base 5	132231203₅	132231221₅
Base 6	22124345₆	22124401₆
Base 7	5435321₇	5435332₇
Base 8	2421751₈	2421761₈
Base 9	1222532₉	1222541₉
Base 10	664553₁₀	664561₁₀
Base 11	41431a₁₁	414327₁₁
Base 12	2806b5₁₂	280701₁₂
Base 13	1a3636₁₃	1a3641₁₃
Base 14	134281₁₄	134289₁₄
Base 15	d1d88₁₅	d1d91₁₅
Base 16	a23e9₁₆	a23f1₁₆