270 (number)

← 269 270 271 →
← 200 210 220 230 240 250 260 270 280 290 → List of numbers — Integers ← 0 100 200 300 400 500 600 700 800 900 →
Cardinal	two hundred seventy
Ordinal	270th (two hundred seventieth)
Factorization	2 × 33× 5
Divisors	1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270
Greek numeral	ΣΟ´
Roman numeral	CCLXX
Binary	1000011102
Ternary	1010003
Quaternary	100324
Quinary	20405
Senary	11306
Octal	4168
Duodecimal	1A612
Hexadecimal	10E16
Vigesimal	DA20
Base 36	7I36

270 (two hundred seventy) is the natural number following 269 and preceding 271.

In mathematics

• 270 is a harmonic divisor number.
• 270 is the fourth number that is divisible by its average integer divisor.
• 270 degrees is equal to three-fourths of a turn. This also means that $270^{\circ }=\frac{3\pi }{2}$ radians.
• $270+1$ and $270-1$ are both prime numbers, making 270 surrounded by twin primes.
• 270 is the number of divisors that $10!$ (a factorial) has.

In politics

• In the United States electoral college, 270 is the minimum number of electors, out of 538, required for a presidential candidate to be elected to the presidency.

In other fields

• Area code 270 covers Western Kentucky.

References

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📰 Article(s) of the same category(ies)

• List of positive integers and factors 4001 to 6000
• Drunkard's Dozen
• 1727 (number)
• 10001 (number)
• 262 (Number)
• List of positive integers and factors/5
• 213 (number)

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