Compare 66480 vs 66491

Property	66480	66491
Type	composite number	prime
Unique factors	4	1
Total factors	7	1
Prime factorization	2⁴ × 3¹ × 5¹ × 277¹	66491¹
Prime factorization	2 × 2 × 2 × 2 × 3 × 5 × 277	66491
Divisors count	40	2
Divisors	1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 277, 554, 831, 1108, 1385, 1662, 2216, 2770, 3324, 4155, 4432, 5540, 6648, 8310, 11080, 13296, 16620, 22160, 33240, 66480	1, 66491
Number of properties	0	5
Good primes		523rd
Harmonic primes		2490th
Isolated primes		4890th
Long primes		2509th
Primes		6629th
Roman numberals
Base 2	10000001110110000₂	10000001110111011₂
Base 3	10101012020₃	10101012122₃
Base 4	100032300₄	100032323₄
Base 5	4111410₅	4111431₅
Base 6	1231440₆	1231455₆
Base 7	364551₇	364565₇
Base 8	201660₈	201673₈
Base 9	111166₉	111178₉
Base 10	66480₁₀	66491₁₀
Base 11	45a47₁₁	45a57₁₁
Base 12	32580₁₂	3258b₁₂
Base 13	2434b₁₃	24359₁₃
Base 14	1a328₁₄	1a335₁₄
Base 15	14a70₁₅	14a7b₁₅
Base 16	103b0₁₆	103bb₁₆