Compare 642739 vs 642740

Property	642739	642740
Type	prime	composite number
Unique factors	1	4
Total factors	1	5
Prime factorization	642739¹	2² × 5¹ × 7¹ × 4591¹
Prime factorization	642739	2 × 2 × 5 × 7 × 4591
Divisors count	2	24
Divisors	1, 642739	1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4591, 9182, 18364, 22955, 32137, 45910, 64274, 91820, 128548, 160685, 321370, 642740
Number of properties	4	0
Additive primes	20429th
Primes	52269th
Twin primes (2nd member)	5653rd
Ulam primes	3833rd
Roman numberals
Base 2	10011100111010110011₂	10011100111010110100₂
Base 3	1012122200011₃	1012122200012₃
Base 4	2130322303₄	2130322310₄
Base 5	131031424₅	131031430₅
Base 6	21435351₆	21435352₆
Base 7	5314606₇	5314610₇
Base 8	2347263₈	2347264₈
Base 9	1178604₉	1178605₉
Base 10	642739₁₀	642740₁₀
Base 11	3a9999₁₁	3a999a₁₁
Base 12	26bb57₁₂	26bb58₁₂
Base 13	196726₁₃	196727₁₃
Base 14	12a33d₁₄	12a340₁₄
Base 15	ca694₁₅	ca695₁₅
Base 16	9ceb3₁₆	9ceb4₁₆