Compare 686140 vs 686149

Property	686140	686149
Type	composite number	prime
Unique factors	5	1
Total factors	7	1
Prime factorization	2² × 5¹ × 7¹ × 13² × 29¹	686149¹
Prime factorization	2 × 2 × 5 × 7 × 13 × 13 × 29	686149
Divisors count	72	2
Divisors	1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 52, 58, 65, 70, 91, 116, 130, 140, 145, 169, 182, 203, 260, 290, 338, 364, 377, 406, 455, 580, 676, 754, 812, 845, 910, 1015, 1183, 1508, 1690, 1820, 1885, 2030, 2366, 2639, 3380, 3770, 4060, 4732, 4901, 5278, 5915, 7540, 9802, 10556, 11830, 13195, 19604, 23660, 24505, 26390, 34307, 49010, 52780, 68614, 98020, 137228, 171535, 343070, 686140	1, 686149
Number of properties	0	4
Isolated primes		43572nd
Primes		55523rd
Sexy primes (2nd member)		11936th
Ulam primes		4083rd
Roman numberals
Base 2	10100111100000111100₂	10100111100001000101₂
Base 3	1021212012121₃	1021212012221₃
Base 4	2213200330₄	2213201011₄
Base 5	133424030₅	133424044₅
Base 6	22412324₆	22412341₆
Base 7	5555260₇	5555302₇
Base 8	2474074₈	2474105₈
Base 9	1255177₉	1255187₉
Base 10	686140₁₀	686149₁₀
Base 11	429564₁₁	429572₁₁
Base 12	2910a4₁₂	2910b1₁₂
Base 13	1b0400₁₃	1b0409₁₃
Base 14	13c0a0₁₄	13c0a9₁₄
Base 15	d847a₁₅	d8484₁₅
Base 16	a783c₁₆	a7845₁₆