Compare 28013 vs 28021

Property	28013	28021
Type	semiprime	semiprime
Unique factors	2	2
Total factors	2	2
Prime factorization	109¹ × 257¹	7¹ × 4003¹
Prime factorization	109 × 257	7 × 4003
Divisors count	4	4
Divisors	1, 109, 257, 28013	1, 7, 4003, 28021
Number of properties	1	1
Semiprimes	6987th	6989th
Roman numberals
Base 2	110110101101101₂	110110101110101₂
Base 3	1102102112₃	1102102211₃
Base 4	12311231₄	12311311₄
Base 5	1344023₅	1344041₅
Base 6	333405₆	333421₆
Base 7	144446₇	144460₇
Base 8	66555₈	66565₈
Base 9	42375₉	42384₉
Base 10	28013₁₀	28021₁₀
Base 11	1a057₁₁	1a064₁₁
Base 12	14265₁₂	14271₁₂
Base 13	c99b₁₃	c9a6₁₃
Base 14	a2cd₁₄	a2d7₁₄
Base 15	8478₁₅	8481₁₅
Base 16	6d6d₁₆	6d75₁₆