The Number

1242

One Thousand Two Hundred and Forty-Two

Nearby Numbers

Positive, nonzero integers within three units

1239
One Thousand Two Hundred and Thirty-Nine
1240
One Thousand Two Hundred and Forty
1241
One Thousand Two Hundred and Forty-One
1243
One Thousand Two Hundred and Forty-Three
1244
One Thousand Two Hundred and Forty-Four
1245
One Thousand Two Hundred and Forty-Five

Scientific Notation

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

1.242e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0008051529790660225

The reciprocal of 1242.

Palindrome?

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

The number 1242 is not a palindrome.

Not A Prime Number

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

One thousand two hundred and forty-two is a composite number with 16 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

One thousand two hundred and forty-two is a composite number with 16 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 one thousand two hundred and forty-two has the following 3 prime factors:

2
Two
3
Three
23
Twenty-Three

Prime Factorization

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

21 · 33 · 231 = 1242

Base Conversions

The number one thousand two hundred and forty-two in 35 different bases