The Number

280240

Two Hundred and Eighty Thousand Two Hundred and Forty

Nearby Numbers

Positive, nonzero integers within three units

280237
Two Hundred and Eighty Thousand Two Hundred and Thirty-Seven
280238
Two Hundred and Eighty Thousand Two Hundred and Thirty-Eight
280239
Two Hundred and Eighty Thousand Two Hundred and Thirty-Nine
280241
Two Hundred and Eighty Thousand Two Hundred and Forty-One
280242
Two Hundred and Eighty Thousand Two Hundred and Forty-Two
280243
Two Hundred and Eighty Thousand Two Hundred and Forty-Three

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

2.80240e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000035683699685983444

The reciprocal of 280240.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 280240 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Two hundred and eighty thousand two hundred and forty is a composite number with 40 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Two hundred and eighty thousand two hundred and forty is a composite number with 40 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number two hundred and eighty thousand two hundred and forty has the following 4 prime factors:

2
Two
5
Five
31
Thirty-One
113
One Hundred and Thirteen

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

24 · 51 · 311 · 1131 = 280240

Base Conversions

The number two hundred and eighty thousand two hundred and forty in 35 different bases