Compare 638013 vs 638023

Property	638013	638023
Type	semiprime	prime
Unique factors	2	1
Total factors	2	1
Prime factorization	3¹ × 212671¹	638023¹
Prime factorization	3 × 212671	638023
Divisors count	4	2
Divisors	1, 3, 212671, 638013	1, 638023
Number of properties	1	4
Isolated primes		40703rd
Lucky primes		5963rd
Primes		51944th
Semiprimes	136698th
Ulam primes		3807th
Roman numberals
Base 2	10011011110000111101₂	10011011110001000111₂
Base 3	1012102012010₃	1012102012111₃
Base 4	2123300331₄	2123301013₄
Base 5	130404023₅	130404043₅
Base 6	21401433₆	21401451₆
Base 7	5265045₇	5265061₇
Base 8	2336075₈	2336107₈
Base 9	1172163₉	1172174₉
Base 10	638013₁₀	638023₁₀
Base 11	3a6392₁₁	3a63a1₁₁
Base 12	269279₁₂	269287₁₂
Base 13	19452c₁₃	194539₁₃
Base 14	128725₁₄	128731₁₄
Base 15	c9093₁₅	c909d₁₅
Base 16	9bc3d₁₆	9bc47₁₆