The Number

142947

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

In Base 21 Unovigesimal Is

f93021

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

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

Nearby Numbers

Positive, nonzero integers within three units

142944
f92i21
One Hundred and Forty-Two Thousand Nine Hundred and Forty-Four in Base 21 Unovigesimal
142945
f92j21
One Hundred and Forty-Two Thousand Nine Hundred and Forty-Five in Base 21 Unovigesimal
142946
f92k21
One Hundred and Forty-Two Thousand Nine Hundred and Forty-Six in Base 21 Unovigesimal
142948
f93121
One Hundred and Forty-Two Thousand Nine Hundred and Forty-Eight in Base 21 Unovigesimal
142949
f93221
One Hundred and Forty-Two Thousand Nine Hundred and Forty-Nine in Base 21 Unovigesimal
142950
f93321
One Hundred and Forty-Two Thousand Nine Hundred and Fifty in Base 21 Unovigesimal

Scientific Notation

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

1.42947e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017bkec6a94k7i21

The reciprocal of 142947 in Base 21 Unovigesimal.

Palindrome?

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

The number f93021 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 nine hundred and forty-seven is a composite number with 12 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 nine hundred and forty-seven is a composite number with 12 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 nine hundred and forty-seven has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
2269
53121
Two Thousand Two Hundred and Sixty-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

3212 · 7211 · 531211 = f93021

Base Conversions

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