The Number

142646

One Hundred and Forty-Two Thousand Six Hundred and Forty-Six

In Base 21 Unovigesimal Is

f89e21

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

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

Nearby Numbers

Positive, nonzero integers within three units

142643
f89b21
One Hundred and Forty-Two Thousand Six Hundred and Forty-Three in Base 21 Unovigesimal
142644
f89c21
One Hundred and Forty-Two Thousand Six Hundred and Forty-Four in Base 21 Unovigesimal
142645
f89d21
One Hundred and Forty-Two Thousand Six Hundred and Forty-Five in Base 21 Unovigesimal
142647
f89f21
One Hundred and Forty-Two Thousand Six Hundred and Forty-Seven in Base 21 Unovigesimal
142648
f89g21
One Hundred and Forty-Two Thousand Six Hundred and Forty-Eight in Base 21 Unovigesimal
142649
f89h21
One Hundred and Forty-Two Thousand Six Hundred and Forty-Nine in Base 21 Unovigesimal

Scientific Notation

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

1.42646e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017d55j26k970j21

The reciprocal of 142646 in Base 21 Unovigesimal.

Palindrome?

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

The number f89e21 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 six hundred and forty-six 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 six hundred and forty-six 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 six hundred and forty-six has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
23
1221
Twenty-Three in Base 21 Unovigesimal
443
10221
Four Hundred and Forty-Three 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 · 7211 · 12211 · 102211 = f89e21

Base Conversions

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