The Number

142538

One Hundred and Forty-Two Thousand Five Hundred and Thirty-Eight

In Base 21 Unovigesimal Is

f84b21

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 Thirty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

142535
f84821
One Hundred and Forty-Two Thousand Five Hundred and Thirty-Five in Base 21 Unovigesimal
142536
f84921
One Hundred and Forty-Two Thousand Five Hundred and Thirty-Six in Base 21 Unovigesimal
142537
f84a21
One Hundred and Forty-Two Thousand Five Hundred and Thirty-Seven in Base 21 Unovigesimal
142539
f84c21
One Hundred and Forty-Two Thousand Five Hundred and Thirty-Nine in Base 21 Unovigesimal
142540
f84d21
One Hundred and Forty-Two Thousand Five Hundred and Forty in Base 21 Unovigesimal
142541
f84e21
One Hundred and Forty-Two Thousand Five Hundred and Forty-One in Base 21 Unovigesimal

Scientific Notation

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

1.42538e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017dehh1hge88g21

The reciprocal of 142538 in Base 21 Unovigesimal.

Palindrome?

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

The number f84b21 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 thirty-eight is a composite number with 24 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 thirty-eight is a composite number with 24 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 thirty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
19
j21
Nineteen in Base 21 Unovigesimal
31
1a21
Thirty-One in Base 21 Unovigesimal

Prime Factorization

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

2211 · b212 · j211 · 1a211 = f84b21

Base Conversions

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