4 (عدد)

4
	−1 0 1 2 3 4 5 6 7 8 9 → قائمة الأعداد — الأعداد الصحيحة 0 10 20 30 40 50 60 70 80 90 →
Cardinal	4 ; four
Ordinal	4th ; fourth
Numeral system	quaternary
Factorization
Divisors	1, 2, 4
Roman numeral	IV or IIII
Roman numeral (Unicode)	Ⅳ, ⅳ
Greek	δ (or Δ)
Arabic	٤,4
Arabic (Persian, Urdu)	۴
Ge'ez	፬
Bengali	৪
Chinese numeral	四，亖，肆
Devanagari	४
Telugu	౪
Malayalam	൪
Tamil	௪
Hebrew	ארבע (Arba, pronounced AR-bah) or ד (Dalet, 4th letter of the Hebrew alphabet)
Khmer	៤
Thai	๔
prefixes	tetra- (from Greek) quadri-/quadr- (from Latin)
Binary	100
Octal	4
Duodecimal	4
Hexadecimal	4
Vigesimal	4

4 (أربعة) هو عدد صحيح يلي العدد 3 ويسبق العدد 5 وهو عدد طبيعي موجب.

في الرياضيات

Multiplication	1	2	3	4	5	6	7	8	9	10		11	12	13	14	15	16	17	18	19	20		21	22	23	24	25		50	100	1000
${\displaystyle{\displaystyle 4\times x}}$	4	8	12	16	20	24	28	32	36	40		44	48	52	56	60	64	68	72	76	80		84	88	92	96	100		200	400	4000

Division	1	2	3	4	5	6	7	8	9	10		11	12	13	14	15	16
${\displaystyle{\displaystyle 4\div x}}$	4	2	${\displaystyle{\displaystyle 1.{\overline{3}}}}$	1	0.8	${\displaystyle{\displaystyle 0.{\overline{6}}}}$	${\displaystyle{\displaystyle 0.{\overline{571428}}}}$	0.5	${\displaystyle{\displaystyle 0.{\overline{4}}}}$	0.4		${\displaystyle{\displaystyle 0.{\overline{36}}}}$	${\displaystyle{\displaystyle 0.{\overline{3}}}}$	${\displaystyle{\displaystyle 0.{\overline{307692}}}}$	${\displaystyle{\displaystyle 0.{\overline{285714}}}}$	${\displaystyle{\displaystyle 0.2{\overline{6}}}}$	0.25
${\displaystyle{\displaystyle x\div 4}}$	0.25	0.5	0.75	1	1.25	1.5	1.75	2	2.25	2.5		2.75	3	3.25	3.5	3.75	4

Exponentiation	1	2	3	4	5	6	7	8	9	10		11	12	13
${\displaystyle{\displaystyle 4^{x}\,}}$	4	16	64	256	1024	4096	16384	65536	262144	1048576		4194304	16777216	67108864
${\displaystyle{\displaystyle x^{4}\,}}$	1	16	81	256	625	1296	2401	4096	6561	10000		14641	20736	28561