The Number

142521

One Hundred and Forty-Two Thousand Five Hundred and Twenty-One

Nearby Numbers

Positive, nonzero integers within three units

142518
One Hundred and Forty-Two Thousand Five Hundred and Eightteen
142519
One Hundred and Forty-Two Thousand Five Hundred and Nineteen
142520
One Hundred and Forty-Two Thousand Five Hundred and Twenty
142522
One Hundred and Forty-Two Thousand Five Hundred and Twenty-Two
142523
One Hundred and Forty-Two Thousand Five Hundred and Twenty-Three
142524
One Hundred and Forty-Two Thousand Five Hundred and Twenty-Four

Scientific Notation

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

1.42521e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000007016509847671571

The reciprocal of 142521.

Palindrome?

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

The number 142521 is not a palindrome.

Not A Prime Number

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

One hundred and forty-two thousand five hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

One hundred and forty-two thousand five hundred and twenty-one is a composite number with 4 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 hundred and forty-two thousand five hundred and twenty-one has the following 2 prime factors:

3
Three
47507
Forty-Seven Thousand Five Hundred and Seven

Prime Factorization

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

31 · 475071 = 142521

Base Conversions

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