Compare 66742 vs 66751

Property	66742	66751
Type	composite number	prime
Unique factors	4	1
Total factors	4	1
Prime factorization	2¹ × 13¹ × 17¹ × 151¹	66751¹
Prime factorization	2 × 13 × 17 × 151	66751
Divisors count	16	2
Divisors	1, 2, 13, 17, 26, 34, 151, 221, 302, 442, 1963, 2567, 3926, 5134, 33371, 66742	1, 66751
Number of properties	0	4
Harmonic primes		2500th
Primes		6654th
Twin primes (2nd member)		872nd
Ulam primes		490th
Roman numberals
Base 2	10000010010110110₂	10000010010111111₂
Base 3	10101112221₃	10101120021₃
Base 4	100102312₄	100102333₄
Base 5	4113432₅	4114001₅
Base 6	1232554₆	1233011₆
Base 7	365404₇	365416₇
Base 8	202266₈	202277₈
Base 9	111487₉	111507₉
Base 10	66742₁₀	66751₁₀
Base 11	46165₁₁	46173₁₁
Base 12	3275a₁₂	32767₁₂
Base 13	244c0₁₃	244c9₁₃
Base 14	1a474₁₄	1a47d₁₄
Base 15	14b97₁₅	14ba1₁₅
Base 16	104b6₁₆	104bf₁₆