The Number

142021

One Hundred and Forty-Two Thousand and Twenty-One

In Base 21 Unovigesimal Is

f70j21

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

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

Nearby Numbers

Positive, nonzero integers within three units

142018
f70g21
One Hundred and Forty-Two Thousand and Eightteen in Base 21 Unovigesimal
142019
f70h21
One Hundred and Forty-Two Thousand and Nineteen in Base 21 Unovigesimal
142020
f70i21
One Hundred and Forty-Two Thousand and Twenty in Base 21 Unovigesimal
142022
f70k21
One Hundred and Forty-Two Thousand and Twenty-Two in Base 21 Unovigesimal
142023
f71021
One Hundred and Forty-Two Thousand and Twenty-Three in Base 21 Unovigesimal
142024
f71121
One Hundred and Forty-Two Thousand and Twenty-Four in Base 21 Unovigesimal

Scientific Notation

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

1.42021e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017fihg7ea699421

The reciprocal of 142021 in Base 21 Unovigesimal.

Palindrome?

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

The number f70j21 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 and twenty-one is a composite number with 4 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 and twenty-one is a composite number with 4 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 and twenty-one has the following 2 prime factors:

11
b21
Eleven in Base 21 Unovigesimal
12911
185h21
Twelve Thousand Nine Hundred and Eleven in Base 21 Unovigesimal

Prime Factorization

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

b211 · 185h211 = f70j21

Base Conversions

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