Compare 661961 vs 661970

Property	661961	661970
Type	prime	composite number
Unique factors	1	4
Total factors	1	4
Prime factorization	661961¹	2¹ × 5¹ × 53¹ × 1249¹
Prime factorization	661961	2 × 5 × 53 × 1249
Divisors count	2	16
Divisors	1, 661961	1, 2, 5, 10, 53, 106, 265, 530, 1249, 2498, 6245, 12490, 66197, 132394, 330985, 661970
Number of properties	4	0
Additive primes	20969th
Isolated primes	42126th
Primes	53715th
Sophie germain primes	5462nd
Roman numberals
Base 2	10100001100111001001₂	10100001100111010010₂
Base 3	1020122001002₃	1020122001102₃
Base 4	2201213021₄	2201213102₄
Base 5	132140321₅	132140340₅
Base 6	22104345₆	22104402₆
Base 7	5424626₇	5424641₇
Base 8	2414711₈	2414722₈
Base 9	1218032₉	1218042₉
Base 10	661961₁₀	661970₁₀
Base 11	412383₁₁	412391₁₁
Base 12	27b0b5₁₂	27b102₁₂
Base 13	1a23c1₁₃	1a23ca₁₃
Base 14	13334d₁₄	133358₁₄
Base 15	d120b₁₅	d1215₁₅
Base 16	a19c9₁₆	a19d2₁₆