The Number

142238

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

In Base 21 Unovigesimal Is

f7b521

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

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

Nearby Numbers

Positive, nonzero integers within three units

142235
f7b221
One Hundred and Forty-Two Thousand Two Hundred and Thirty-Five in Base 21 Unovigesimal
142236
f7b321
One Hundred and Forty-Two Thousand Two Hundred and Thirty-Six in Base 21 Unovigesimal
142237
f7b421
One Hundred and Forty-Two Thousand Two Hundred and Thirty-Seven in Base 21 Unovigesimal
142239
f7b621
One Hundred and Forty-Two Thousand Two Hundred and Thirty-Nine in Base 21 Unovigesimal
142240
f7b721
One Hundred and Forty-Two Thousand Two Hundred and Forty in Base 21 Unovigesimal
142241
f7b821
One Hundred and Forty-Two Thousand Two Hundred and Forty-One in Base 21 Unovigesimal

Scientific Notation

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

1.42238e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017ekaa1g5jed521

The reciprocal of 142238 in Base 21 Unovigesimal.

Palindrome?

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

The number f7b521 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 two hundred and thirty-eight 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 two hundred and thirty-eight 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 two hundred and thirty-eight has the following 2 prime factors:

2
221
Two in Base 21 Unovigesimal
71119
7e5d21
Seventy-One Thousand One Hundred and Nineteen 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 · 7e5d211 = f7b521

Base Conversions

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