The Number

142744

One Hundred and Forty-Two Thousand Seven Hundred and Forty-Four

In Base 21 Unovigesimal Is

f8e721

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

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

Nearby Numbers

Positive, nonzero integers within three units

142741
f8e421
One Hundred and Forty-Two Thousand Seven Hundred and Forty-One in Base 21 Unovigesimal
142742
f8e521
One Hundred and Forty-Two Thousand Seven Hundred and Forty-Two in Base 21 Unovigesimal
142743
f8e621
One Hundred and Forty-Two Thousand Seven Hundred and Forty-Three in Base 21 Unovigesimal
142745
f8e821
One Hundred and Forty-Two Thousand Seven Hundred and Forty-Five in Base 21 Unovigesimal
142746
f8e921
One Hundred and Forty-Two Thousand Seven Hundred and Forty-Six in Base 21 Unovigesimal
142747
f8ea21
One Hundred and Forty-Two Thousand Seven Hundred and Forty-Seven in Base 21 Unovigesimal

Scientific Notation

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

1.42744e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017chci68a77df21

The reciprocal of 142744 in Base 21 Unovigesimal.

Palindrome?

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

The number f8e721 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 seven hundred and forty-four is a composite number with 16 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 seven hundred and forty-four 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 hundred and forty-two thousand seven hundred and forty-four has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
2549
5g821
Two Thousand Five Hundred and Forty-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 · 7211 · 5g8211 = f8e721

Base Conversions

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