Compare 520381 vs 520390

Property	520381	520390
Type	prime	composite number
Unique factors	1	4
Total factors	1	4
Prime factorization	520381¹	2¹ × 5¹ × 13¹ × 4003¹
Prime factorization	520381	2 × 5 × 13 × 4003
Divisors count	2	16
Divisors	1, 520381	1, 2, 5, 10, 13, 26, 65, 130, 4003, 8006, 20015, 40030, 52039, 104078, 260195, 520390
Number of properties	4	0
Additive primes	16920th
Happy primes	6249th
Primes	43090th
Twin primes (2nd member)	4716th
Roman numberals
Base 2	1111111000010111101₂	1111111000011000110₂
Base 3	222102211101₃	222102211201₃
Base 4	1333002331₄	1333003012₄
Base 5	113123011₅	113123030₅
Base 6	15053101₆	15053114₆
Base 7	4265101₇	4265113₇
Base 8	1770275₈	1770306₈
Base 9	872741₉	872751₉
Base 10	520381₁₀	520390₁₀
Base 11	325a74₁₁	325a82₁₁
Base 12	211191₁₂	21119a₁₂
Base 13	152b24₁₃	152b30₁₃
Base 14	d7901₁₄	d790a₁₄
Base 15	a42c1₁₅	a42ca₁₅
Base 16	7f0bd₁₆	7f0c6₁₆