Compare 661956 vs 661961

Property	661956	661961
Type	composite number	prime
Unique factors	3	1
Total factors	4	1
Prime factorization	2² × 3¹ × 55163¹	661961¹
Prime factorization	2 × 2 × 3 × 55163	661961
Divisors count	12	2
Divisors	1, 2, 3, 4, 6, 12, 55163, 110326, 165489, 220652, 330978, 661956	1, 661961
Number of properties	0	4
Additive primes		20969th
Isolated primes		42126th
Primes		53715th
Sophie germain primes		5462nd
Roman numberals
Base 2	10100001100111000100₂	10100001100111001001₂
Base 3	1020122000220₃	1020122001002₃
Base 4	2201213010₄	2201213021₄
Base 5	132140311₅	132140321₅
Base 6	22104340₆	22104345₆
Base 7	5424621₇	5424626₇
Base 8	2414704₈	2414711₈
Base 9	1218026₉	1218032₉
Base 10	661956₁₀	661961₁₀
Base 11	412379₁₁	412383₁₁
Base 12	27b0b0₁₂	27b0b5₁₂
Base 13	1a23b9₁₃	1a23c1₁₃
Base 14	133348₁₄	13334d₁₄
Base 15	d1206₁₅	d120b₁₅
Base 16	a19c4₁₆	a19c9₁₆