248 (number)

248 (two hundred [and] forty-eight) is the natural number following 247 and preceding 249.

Short description: Natural number

← 247 248 249 →
← 240 241 242 243 244 245 246 247 248 249 → List of numbers — Integers ← 0 100 200 300 400 500 600 700 800 900 →
Cardinal	two hundred forty-eight
Ordinal	248th (two hundred forty-eighth)
Factorization	23 × 31
Greek numeral	ΣΜΗ´
Roman numeral	CCXLVIII
Binary	111110002
Ternary	1000123
Quaternary	33204
Quinary	14435
Senary	10526
Octal	3708
Duodecimal	18812
Hexadecimal	F816
Vigesimal	C820
Base 36	6W36

Additionally, 248 is:

• a nontotient.
• a refactorable number.
• an untouchable number.
• palindromic in bases 13 (161₁₃), 30 (88₃₀), 61 (44₆₁) and 123 (22₁₂₃).
• a Harshad number in bases 3, 4, 6, 7, 9, 11, 13 (and 18 other bases).
• part of the 43-aliquot tree. The aliquot sequence starting at 248 is: 248, 232, 218, 112, 136, 134, 70, 74, 40, 50, 43, 1, 0.

The exceptional Lie group E₈ has dimension 248.