Compare 161921 vs 161926

Property	161921	161926
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	161921¹	2¹ × 80963¹
Prime factorization	161921	2 × 80963
Divisors count	2	4
Divisors	1, 161921	1, 2, 80963, 161926
Number of properties	5	1
Chen primes	6329th
Harmonic primes	5564th
Primes	14844th
Pythagorean primes	7400th
Semiprimes		36987th
Twin primes (1st member)	1821st
Roman numberals
Base 2	100111100010000001₂	100111100010000110₂
Base 3	22020010002₃	22020010021₃
Base 4	213202001₄	213202012₄
Base 5	20140141₅	20140201₅
Base 6	3245345₆	3245354₆
Base 7	1243034₇	1243042₇
Base 8	474201₈	474206₈
Base 9	266102₉	266107₉
Base 10	161921₁₀	161926₁₀
Base 11	100721₁₁	100726₁₁
Base 12	79855₁₂	7985a₁₂
Base 13	58916₁₃	5891b₁₃
Base 14	4301b₁₄	43022₁₄
Base 15	32e9b₁₅	32ea1₁₅
Base 16	27881₁₆	27886₁₆