Compare 621139 vs 621145

Property	621139	621145
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	621139¹	5¹ × 7¹ × 17747¹
Prime factorization	621139	5 × 7 × 17747
Divisors count	2	8
Divisors	1, 621139	1, 5, 7, 35, 17747, 88735, 124229, 621145
Number of properties	5	0
Centered triangular primes	111th
Cousin primes (1st member)	5494th
Isolated primes	39732nd
Primes	50701st
Sexy primes (2nd member)	11015th
Roman numberals
Base 2	10010111101001010011₂	10010111101001011001₂
Base 3	1011120001011₃	1011120001101₃
Base 4	2113221103₄	2113221121₄
Base 5	124334024₅	124334040₅
Base 6	21151351₆	21151401₆
Base 7	5164621₇	5164630₇
Base 8	2275123₈	2275131₈
Base 9	1146034₉	1146041₉
Base 10	621139₁₀	621145₁₀
Base 11	394742₁₁	394748₁₁
Base 12	25b557₁₂	25b561₁₂
Base 13	18994c₁₃	189955₁₃
Base 14	122511₁₄	122517₁₄
Base 15	c4094₁₅	c409a₁₅
Base 16	97a53₁₆	97a59₁₆