The Number

142521

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

In Base 21 Unovigesimal Is

f83f21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See One Hundred and Forty-Two Thousand Five Hundred and Twenty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

142518
f83c21
One Hundred and Forty-Two Thousand Five Hundred and Eightteen in Base 21 Unovigesimal
142519
f83d21
One Hundred and Forty-Two Thousand Five Hundred and Nineteen in Base 21 Unovigesimal
142520
f83e21
One Hundred and Forty-Two Thousand Five Hundred and Twenty in Base 21 Unovigesimal
142522
f83g21
One Hundred and Forty-Two Thousand Five Hundred and Twenty-Two in Base 21 Unovigesimal
142523
f83h21
One Hundred and Forty-Two Thousand Five Hundred and Twenty-Three in Base 21 Unovigesimal
142524
f83i21
One Hundred and Forty-Two Thousand Five Hundred and Twenty-Four in Base 21 Unovigesimal

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.

0.00017dg79g2k8g5a21

The reciprocal of 142521 in Base 21 Unovigesimal.

Palindrome?

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

The number f83f21 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 21 Unovigesimal

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
321
Three in Base 21 Unovigesimal
47507
52f521
Forty-Seven Thousand Five Hundred and Seven in Base 21 Unovigesimal

Prime Factorization

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

3211 · 52f5211 = f83f21

Base Conversions

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