Compare 421638 vs 421639

Property	421638	421639
Type	composite number	prime
Unique factors	4	1
Total factors	4	1
Prime factorization	2¹ × 3¹ × 7¹ × 10039¹	421639¹
Prime factorization	2 × 3 × 7 × 10039	421639
Divisors count	16	2
Divisors	1, 2, 3, 6, 7, 14, 21, 42, 10039, 20078, 30117, 60234, 70273, 140546, 210819, 421638	1, 421639
Number of properties	0	4
Cousin primes (1st member)		3970th
Isolated primes		27564th
Primes		35513th
Sexy primes (2nd member)		7989th
Roman numberals
Base 2	1100110111100000110₂	1100110111100000111₂
Base 3	210102101020₃	210102101021₃
Base 4	1212330012₄	1212330013₄
Base 5	101443023₅	101443024₅
Base 6	13012010₆	13012011₆
Base 7	3404160₇	3404161₇
Base 8	1467406₈	1467407₈
Base 9	712336₉	712337₉
Base 10	421638₁₀	421639₁₀
Base 11	268868₁₁	268869₁₁
Base 12	184006₁₂	184007₁₂
Base 13	119bb9₁₃	119bba₁₃
Base 14	ad930₁₄	ad931₁₄
Base 15	84de3₁₅	84de4₁₅
Base 16	66f06₁₆	66f07₁₆