Compare 661961 vs 661972

Property	661961	661972
Type	prime	composite number
Unique factors	1	3
Total factors	1	4
Prime factorization	661961¹	2² × 61¹ × 2713¹
Prime factorization	661961	2 × 2 × 61 × 2713
Divisors count	2	12
Divisors	1, 661961	1, 2, 4, 61, 122, 244, 2713, 5426, 10852, 165493, 330986, 661972
Number of properties	4	0
Additive primes	20969th
Isolated primes	42126th
Primes	53715th
Sophie germain primes	5462nd
Roman numberals
Base 2	10100001100111001001₂	10100001100111010100₂
Base 3	1020122001002₃	1020122001111₃
Base 4	2201213021₄	2201213110₄
Base 5	132140321₅	132140342₅
Base 6	22104345₆	22104404₆
Base 7	5424626₇	5424643₇
Base 8	2414711₈	2414724₈
Base 9	1218032₉	1218044₉
Base 10	661961₁₀	661972₁₀
Base 11	412383₁₁	412393₁₁
Base 12	27b0b5₁₂	27b104₁₂
Base 13	1a23c1₁₃	1a23cc₁₃
Base 14	13334d₁₄	13335a₁₄
Base 15	d120b₁₅	d1217₁₅
Base 16	a19c9₁₆	a19d4₁₆