Compare 665980 vs 665991

Property	665980	665991
Type	composite number	composite number
Unique factors	5	2
Total factors	6	3
Prime factorization	2² × 5¹ × 7¹ × 67¹ × 71¹	3² × 73999¹
Prime factorization	2 × 2 × 5 × 7 × 67 × 71	3 × 3 × 73999
Divisors count	48	6
Divisors	1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 71, 134, 140, 142, 268, 284, 335, 355, 469, 497, 670, 710, 938, 994, 1340, 1420, 1876, 1988, 2345, 2485, 4690, 4757, 4970, 9380, 9514, 9940, 19028, 23785, 33299, 47570, 66598, 95140, 133196, 166495, 332990, 665980	1, 3, 9, 73999, 221997, 665991
Number of properties	0	0
Roman numberals
Base 2	10100010100101111100₂	10100010100110000111₂
Base 3	1020211112221₃	1020211120100₃
Base 4	2202211330₄	2202212013₄
Base 5	132302410₅	132302431₅
Base 6	22135124₆	22135143₆
Base 7	5442430₇	5442444₇
Base 8	2424574₈	2424607₈
Base 9	1224487₉	1224510₉
Base 10	665980₁₀	665991₁₀
Base 11	4153a7₁₁	415407₁₁
Base 12	2814a4₁₂	2814b3₁₂
Base 13	1a4193₁₃	1a41a1₁₃
Base 14	1349c0₁₄	1349cb₁₄
Base 15	d24da₁₅	d24e6₁₅
Base 16	a297c₁₆	a2987₁₆