Compare 21420 vs 21428

Property	21420	21428
Type	composite number	composite number
Unique factors	5	3
Total factors	7	4
Prime factorization	2² × 3² × 5¹ × 7¹ × 17¹	2² × 11¹ × 487¹
Prime factorization	2 × 2 × 3 × 3 × 5 × 7 × 17	2 × 2 × 11 × 487
Divisors count	72	12
Divisors	1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 10710, 21420	1, 2, 4, 11, 22, 44, 487, 974, 1948, 5357, 10714, 21428
Number of properties	0	0
Roman numberals
Base 2	101001110101100₂	101001110110100₂
Base 3	1002101100₃	1002101122₃
Base 4	11032230₄	11032310₄
Base 5	1141140₅	1141203₅
Base 6	243100₆	243112₆
Base 7	116310₇	116321₇
Base 8	51654₈	51664₈
Base 9	32340₉	32348₉
Base 10	21420₁₀	21428₁₀
Base 11	15103₁₁	15110₁₁
Base 12	10490₁₂	10498₁₂
Base 13	9999₁₃	99a4₁₃
Base 14	7b40₁₄	7b48₁₄
Base 15	6530₁₅	6538₁₅
Base 16	53ac₁₆	53b4₁₆