The Number

142821

One Hundred and Forty-Two Thousand Eight Hundred and Twenty-One

In Base 20 Vigesimal Is

hh1120

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

142818
hh0i20
One Hundred and Forty-Two Thousand Eight Hundred and Eightteen in Base 20 Vigesimal
142819
hh0j20
One Hundred and Forty-Two Thousand Eight Hundred and Nineteen in Base 20 Vigesimal
142820
hh1020
One Hundred and Forty-Two Thousand Eight Hundred and Twenty in Base 20 Vigesimal
142822
hh1220
One Hundred and Forty-Two Thousand Eight Hundred and Twenty-Two in Base 20 Vigesimal
142823
hh1320
One Hundred and Forty-Two Thousand Eight Hundred and Twenty-Three in Base 20 Vigesimal
142824
hh1420
One Hundred and Forty-Two Thousand Eight Hundred and Twenty-Four in Base 20 Vigesimal

Scientific Notation

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

1.42821e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000128256jcbec3j20

The reciprocal of 142821 in Base 20 Vigesimal.

Palindrome?

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

The number hh1120 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 eight hundred and twenty-one is a composite number with 12 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

One hundred and forty-two thousand eight hundred and twenty-one 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 eight hundred and twenty-one has the following 3 prime factors:

3
320
Three in Base 20 Vigesimal
7
720
Seven in Base 20 Vigesimal
2267
5d720
Two Thousand Two Hundred and Sixty-Seven in Base 20 Vigesimal

Prime Factorization

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

3202 · 7201 · 5d7201 = hh1120

Base Conversions

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