The Number

142520

One Hundred and Forty-Two Thousand Five Hundred and Twenty

In Base 21 Unovigesimal Is

f83e21

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 in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

142517
f83b21
One Hundred and Forty-Two Thousand Five Hundred and Seventeen in Base 21 Unovigesimal
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
142521
f83f21
One Hundred and Forty-Two Thousand Five Hundred and Twenty-One 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

Scientific Notation

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

1.42520e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017dg96i6ff39i21

The reciprocal of 142520 in Base 21 Unovigesimal.

Palindrome?

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

The number f83e21 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 is a composite number with 32 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 is a composite number with 32 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 has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
509
13521
Five Hundred and Nine in Base 21 Unovigesimal

Prime Factorization

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

2213 · 5211 · 7211 · 135211 = f83e21

Base Conversions

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